640392480

素因数分解:

$2^5\times 3^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1$

素因数の和:231

約数の個数: 576

約数和(自身を含む): 2804675328

約数和(自身を除く): 2164282848

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 27, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 54, 56, 60, 63, 65, 70, 72, 78, 80, 81, 84, 90, 91, 96, 104, 105, 108, 112, 117, 120, 126, 130, 135, 140, 144, 156, 160, 162, 168, 180, 181, 182, 189, 195, 208, 210, 216, 224, 234, 240, 243, 252, 260, 270, 273, 280, 288, 312, 315, 324, 336, 351, 360, 362, 364, 378, 390, 405, 416, 420, 432, 455, 468, 480, 486, 504, 520, 540, 543, 546, 560, 567, 585, 624, 630, 648, 672, 702, 720, 724, 728, 756, 780, 810, 819, 840, 864, 905, 910, 936, 945, 972, 1008, 1040, 1053, 1080, 1086, 1092, 1120, 1134, 1170, 1215, 1248, 1260, 1267, 1296, 1365, 1404, 1440, 1448, 1456, 1512, 1560, 1620, 1629, 1638, 1680, 1701, 1755, 1810, 1820, 1872, 1890, 1944, 2016, 2080, 2106, 2160, 2172, 2184, 2268, 2340, 2353, 2430, 2457, 2520, 2534, 2592, 2715, 2730, 2808, 2835, 2896, 2912, 3024, 3120, 3159, 3240, 3258, 3276, 3360, 3402, 3510, 3620, 3640, 3744, 3780, 3801, 3888, 4095, 4212, 4320, 4344, 4368, 4536, 4680, 4706, 4860, 4887, 4914, 5040, 5068, 5265, 5430, 5460, 5616, 5670, 5792, 6048, 6240, 6318, 6335, 6480, 6516, 6552, 6804, 7020, 7059, 7240, 7280, 7371, 7560, 7602, 7776, 8145, 8190, 8424, 8505, 8688, 8736, 9072, 9360, 9412, 9720, 9774, 9828, 10080, 10136, 10530, 10860, 10920, 11232, 11340, 11403, 11765, 12285, 12636, 12670, 12960, 13032, 13104, 13608, 14040, 14118, 14480, 14560, 14661, 14742, 15120, 15204, 15795, 16290, 16380, 16471, 16848, 17010, 17376, 18144, 18720, 18824, 19005, 19440, 19548, 19656, 20272, 21060, 21177, 21720, 21840, 22113, 22680, 22806, 23530, 24435, 24570, 25272, 25340, 26064, 26208, 27216, 28080, 28236, 28960, 29322, 29484, 30240, 30408, 31590, 32580, 32760, 32942, 33696, 34020, 34209, 35295, 36855, 37648, 38010, 38880, 39096, 39312, 40544, 42120, 42354, 43440, 43680, 43983, 44226, 45360, 45612, 47060, 48870, 49140, 49413, 50544, 50680, 52128, 54432, 56160, 56472, 57015, 58644, 58968, 60816, 63180, 63531, 65160, 65520, 65884, 68040, 68418, 70590, 73305, 73710, 75296, 76020, 78192, 78624, 82355, 84240, 84708, 86880, 87966, 88452, 90720, 91224, 94120, 97740, 98280, 98826, 101088, 101360, 102627, 105885, 110565, 112944, 114030, 117288, 117936, 121632, 126360, 127062, 130320, 131040, 131768, 136080, 136836, 141180, 146610, 147420, 148239, 152040, 156384, 164710, 168480, 169416, 171045, 175932, 176904, 182448, 188240, 190593, 195480, 196560, 197652, 202720, 205254, 211770, 219915, 221130, 225888, 228060, 234576, 235872, 247065, 252720, 254124, 260640, 263536, 272160, 273672, 282360, 293220, 294840, 296478, 304080, 307881, 317655, 329420, 338832, 342090, 351864, 353808, 364896, 376480, 381186, 390960, 393120, 395304, 410508, 423540, 439830, 442260, 444717, 456120, 469152, 494130, 505440, 508248, 513135, 527072, 547344, 564720, 571779, 586440, 589680, 592956, 608160, 615762, 635310, 658840, 677664, 684180, 703728, 707616, 741195, 762372, 781920, 790608, 821016, 847080, 879660, 884520, 889434, 912240, 952965, 988260, 1016496, 1026270, 1094688, 1129440, 1143558, 1172880, 1179360, 1185912, 1231524, 1270620, 1317680, 1334151, 1368360, 1407456, 1482390, 1524744, 1539405, 1581216, 1642032, 1694160, 1759320, 1769040, 1778868, 1824480, 1905930, 1976520, 2032992, 2052540, 2223585, 2287116, 2345760, 2371824, 2463048, 2541240, 2635360, 2668302, 2736720, 2858895, 2964780, 3049488, 3078810, 3284064, 3388320, 3518640, 3538080, 3557736, 3811860, 3953040, 4002453, 4105080, 4447170, 4574232, 4743648, 4926096, 5082480, 5336604, 5473440, 5717790, 5929560, 6098976, 6157620, 6670755, 7037280, 7115472, 7623720, 7906080, 8004906, 8210160, 8894340, 9148464, 9852192, 10164960, 10673208, 11435580, 11859120, 12315240, 13341510, 14230944, 15247440, 16009812, 16420320, 17788680, 18296928, 20012265, 21346416, 22871160, 23718240, 24630480, 26683020, 30494880, 32019624, 35577360, 40024530, 42692832, 45742320, 49260960, 53366040, 64039248, 71154720, 80049060, 91484640, 106732080, 128078496, 160098120, 213464160, 320196240, 640392480]

約数ペア:

[(1, 640392480), (2, 320196240), (3, 213464160), (4, 160098120), (5, 128078496), (6, 106732080), (7, 91484640), (8, 80049060), (9, 71154720), (10, 64039248), (12, 53366040), (13, 49260960), (14, 45742320), (15, 42692832), (16, 40024530), (18, 35577360), (20, 32019624), (21, 30494880), (24, 26683020), (26, 24630480), (27, 23718240), (28, 22871160), (30, 21346416), (32, 20012265), (35, 18296928), (36, 17788680), (39, 16420320), (40, 16009812), (42, 15247440), (45, 14230944), (48, 13341510), (52, 12315240), (54, 11859120), (56, 11435580), (60, 10673208), (63, 10164960), (65, 9852192), (70, 9148464), (72, 8894340), (78, 8210160), (80, 8004906), (81, 7906080), (84, 7623720), (90, 7115472), (91, 7037280), (96, 6670755), (104, 6157620), (105, 6098976), (108, 5929560), (112, 5717790), (117, 5473440), (120, 5336604), (126, 5082480), (130, 4926096), (135, 4743648), (140, 4574232), (144, 4447170), (156, 4105080), (160, 4002453), (162, 3953040), (168, 3811860), (180, 3557736), (181, 3538080), (182, 3518640), (189, 3388320), (195, 3284064), (208, 3078810), (210, 3049488), (216, 2964780), (224, 2858895), (234, 2736720), (240, 2668302), (243, 2635360), (252, 2541240), (260, 2463048), (270, 2371824), (273, 2345760), (280, 2287116), (288, 2223585), (312, 2052540), (315, 2032992), (324, 1976520), (336, 1905930), (351, 1824480), (360, 1778868), (362, 1769040), (364, 1759320), (378, 1694160), (390, 1642032), (405, 1581216), (416, 1539405), (420, 1524744), (432, 1482390), (455, 1407456), (468, 1368360), (480, 1334151), (486, 1317680), (504, 1270620), (520, 1231524), (540, 1185912), (543, 1179360), (546, 1172880), (560, 1143558), (567, 1129440), (585, 1094688), (624, 1026270), (630, 1016496), (648, 988260), (672, 952965), (702, 912240), (720, 889434), (724, 884520), (728, 879660), (756, 847080), (780, 821016), (810, 790608), (819, 781920), (840, 762372), (864, 741195), (905, 707616), (910, 703728), (936, 684180), (945, 677664), (972, 658840), (1008, 635310), (1040, 615762), (1053, 608160), (1080, 592956), (1086, 589680), (1092, 586440), (1120, 571779), (1134, 564720), (1170, 547344), (1215, 527072), (1248, 513135), (1260, 508248), (1267, 505440), (1296, 494130), (1365, 469152), (1404, 456120), (1440, 444717), (1448, 442260), (1456, 439830), (1512, 423540), (1560, 410508), (1620, 395304), (1629, 393120), (1638, 390960), (1680, 381186), (1701, 376480), (1755, 364896), (1810, 353808), (1820, 351864), (1872, 342090), (1890, 338832), (1944, 329420), (2016, 317655), (2080, 307881), (2106, 304080), (2160, 296478), (2172, 294840), (2184, 293220), (2268, 282360), (2340, 273672), (2353, 272160), (2430, 263536), (2457, 260640), (2520, 254124), (2534, 252720), (2592, 247065), (2715, 235872), (2730, 234576), (2808, 228060), (2835, 225888), (2896, 221130), (2912, 219915), (3024, 211770), (3120, 205254), (3159, 202720), (3240, 197652), (3258, 196560), (3276, 195480), (3360, 190593), (3402, 188240), (3510, 182448), (3620, 176904), (3640, 175932), (3744, 171045), (3780, 169416), (3801, 168480), (3888, 164710), (4095, 156384), (4212, 152040), (4320, 148239), (4344, 147420), (4368, 146610), (4536, 141180), (4680, 136836), (4706, 136080), (4860, 131768), (4887, 131040), (4914, 130320), (5040, 127062), (5068, 126360), (5265, 121632), (5430, 117936), (5460, 117288), (5616, 114030), (5670, 112944), (5792, 110565), (6048, 105885), (6240, 102627), (6318, 101360), (6335, 101088), (6480, 98826), (6516, 98280), (6552, 97740), (6804, 94120), (7020, 91224), (7059, 90720), (7240, 88452), (7280, 87966), (7371, 86880), (7560, 84708), (7602, 84240), (7776, 82355), (8145, 78624), (8190, 78192), (8424, 76020), (8505, 75296), (8688, 73710), (8736, 73305), (9072, 70590), (9360, 68418), (9412, 68040), (9720, 65884), (9774, 65520), (9828, 65160), (10080, 63531), (10136, 63180), (10530, 60816), (10860, 58968), (10920, 58644), (11232, 57015), (11340, 56472), (11403, 56160), (11765, 54432), (12285, 52128), (12636, 50680), (12670, 50544), (12960, 49413), (13032, 49140), (13104, 48870), (13608, 47060), (14040, 45612), (14118, 45360), (14480, 44226), (14560, 43983), (14661, 43680), (14742, 43440), (15120, 42354), (15204, 42120), (15795, 40544), (16290, 39312), (16380, 39096), (16471, 38880), (16848, 38010), (17010, 37648), (17376, 36855), (18144, 35295), (18720, 34209), (18824, 34020), (19005, 33696), (19440, 32942), (19548, 32760), (19656, 32580), (20272, 31590), (21060, 30408), (21177, 30240), (21720, 29484), (21840, 29322), (22113, 28960), (22680, 28236), (22806, 28080), (23530, 27216), (24435, 26208), (24570, 26064), (25272, 25340)]