648306720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:205

約数の個数: 384

約数和(自身を含む): 2415329280

約数和(自身を除く): 1767022560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 47, 48, 54, 60, 62, 72, 80, 90, 93, 94, 96, 103, 108, 120, 124, 135, 141, 144, 155, 160, 180, 186, 188, 206, 216, 235, 240, 248, 270, 279, 282, 288, 309, 310, 360, 372, 376, 412, 423, 432, 465, 470, 480, 496, 515, 540, 558, 564, 618, 620, 705, 720, 744, 752, 824, 837, 846, 864, 927, 930, 940, 992, 1030, 1080, 1116, 1128, 1236, 1240, 1269, 1395, 1410, 1440, 1457, 1488, 1504, 1545, 1648, 1674, 1692, 1854, 1860, 1880, 2060, 2115, 2160, 2232, 2256, 2472, 2480, 2538, 2781, 2790, 2820, 2914, 2976, 3090, 3193, 3296, 3348, 3384, 3708, 3720, 3760, 4120, 4185, 4230, 4320, 4371, 4464, 4512, 4635, 4841, 4944, 4960, 5076, 5562, 5580, 5640, 5828, 6180, 6345, 6386, 6696, 6768, 7285, 7416, 7440, 7520, 8240, 8370, 8460, 8742, 8928, 9270, 9579, 9682, 9888, 10152, 11124, 11160, 11280, 11656, 12360, 12690, 12772, 13113, 13392, 13536, 13905, 14523, 14570, 14832, 14880, 15965, 16480, 16740, 16920, 17484, 18540, 19158, 19364, 20304, 21855, 22248, 22320, 22560, 23312, 24205, 24720, 25380, 25544, 26226, 26784, 27810, 28737, 29046, 29140, 29664, 31930, 33480, 33840, 34968, 37080, 38316, 38728, 39339, 40608, 43569, 43710, 44496, 44640, 46624, 47895, 48410, 49440, 50760, 51088, 52452, 55620, 57474, 58092, 58280, 63860, 65565, 66960, 67680, 69936, 72615, 74160, 76632, 77456, 78678, 86211, 87138, 87420, 88992, 95790, 96820, 101520, 102176, 104904, 111240, 114948, 116184, 116560, 127720, 130707, 131130, 133920, 139872, 143685, 145230, 148320, 150071, 153264, 154912, 157356, 172422, 174276, 174840, 191580, 193640, 196695, 203040, 209808, 217845, 222480, 229896, 232368, 233120, 255440, 261414, 262260, 287370, 290460, 300142, 306528, 314712, 344844, 348552, 349680, 383160, 387280, 393390, 419616, 431055, 435690, 444960, 450213, 459792, 464736, 510880, 522828, 524520, 574740, 580920, 600284, 629424, 653535, 689688, 697104, 699360, 750355, 766320, 774560, 786780, 862110, 871380, 900426, 919584, 1045656, 1049040, 1149480, 1161840, 1200568, 1258848, 1307070, 1350639, 1379376, 1394208, 1500710, 1532640, 1573560, 1724220, 1742760, 1800852, 2091312, 2098080, 2251065, 2298960, 2323680, 2401136, 2614140, 2701278, 2758752, 3001420, 3147120, 3448440, 3485520, 3601704, 4051917, 4182624, 4502130, 4597920, 4802272, 5228280, 5402556, 6002840, 6294240, 6753195, 6896880, 6971040, 7203408, 8103834, 9004260, 10456560, 10805112, 12005680, 13506390, 13793760, 14406816, 16207668, 18008520, 20259585, 20913120, 21610224, 24011360, 27012780, 32415336, 36017040, 40519170, 43220448, 54025560, 64830672, 72034080, 81038340, 108051120, 129661344, 162076680, 216102240, 324153360, 648306720]

約数ペア:

[(1, 648306720), (2, 324153360), (3, 216102240), (4, 162076680), (5, 129661344), (6, 108051120), (8, 81038340), (9, 72034080), (10, 64830672), (12, 54025560), (15, 43220448), (16, 40519170), (18, 36017040), (20, 32415336), (24, 27012780), (27, 24011360), (30, 21610224), (31, 20913120), (32, 20259585), (36, 18008520), (40, 16207668), (45, 14406816), (47, 13793760), (48, 13506390), (54, 12005680), (60, 10805112), (62, 10456560), (72, 9004260), (80, 8103834), (90, 7203408), (93, 6971040), (94, 6896880), (96, 6753195), (103, 6294240), (108, 6002840), (120, 5402556), (124, 5228280), (135, 4802272), (141, 4597920), (144, 4502130), (155, 4182624), (160, 4051917), (180, 3601704), (186, 3485520), (188, 3448440), (206, 3147120), (216, 3001420), (235, 2758752), (240, 2701278), (248, 2614140), (270, 2401136), (279, 2323680), (282, 2298960), (288, 2251065), (309, 2098080), (310, 2091312), (360, 1800852), (372, 1742760), (376, 1724220), (412, 1573560), (423, 1532640), (432, 1500710), (465, 1394208), (470, 1379376), (480, 1350639), (496, 1307070), (515, 1258848), (540, 1200568), (558, 1161840), (564, 1149480), (618, 1049040), (620, 1045656), (705, 919584), (720, 900426), (744, 871380), (752, 862110), (824, 786780), (837, 774560), (846, 766320), (864, 750355), (927, 699360), (930, 697104), (940, 689688), (992, 653535), (1030, 629424), (1080, 600284), (1116, 580920), (1128, 574740), (1236, 524520), (1240, 522828), (1269, 510880), (1395, 464736), (1410, 459792), (1440, 450213), (1457, 444960), (1488, 435690), (1504, 431055), (1545, 419616), (1648, 393390), (1674, 387280), (1692, 383160), (1854, 349680), (1860, 348552), (1880, 344844), (2060, 314712), (2115, 306528), (2160, 300142), (2232, 290460), (2256, 287370), (2472, 262260), (2480, 261414), (2538, 255440), (2781, 233120), (2790, 232368), (2820, 229896), (2914, 222480), (2976, 217845), (3090, 209808), (3193, 203040), (3296, 196695), (3348, 193640), (3384, 191580), (3708, 174840), (3720, 174276), (3760, 172422), (4120, 157356), (4185, 154912), (4230, 153264), (4320, 150071), (4371, 148320), (4464, 145230), (4512, 143685), (4635, 139872), (4841, 133920), (4944, 131130), (4960, 130707), (5076, 127720), (5562, 116560), (5580, 116184), (5640, 114948), (5828, 111240), (6180, 104904), (6345, 102176), (6386, 101520), (6696, 96820), (6768, 95790), (7285, 88992), (7416, 87420), (7440, 87138), (7520, 86211), (8240, 78678), (8370, 77456), (8460, 76632), (8742, 74160), (8928, 72615), (9270, 69936), (9579, 67680), (9682, 66960), (9888, 65565), (10152, 63860), (11124, 58280), (11160, 58092), (11280, 57474), (11656, 55620), (12360, 52452), (12690, 51088), (12772, 50760), (13113, 49440), (13392, 48410), (13536, 47895), (13905, 46624), (14523, 44640), (14570, 44496), (14832, 43710), (14880, 43569), (15965, 40608), (16480, 39339), (16740, 38728), (16920, 38316), (17484, 37080), (18540, 34968), (19158, 33840), (19364, 33480), (20304, 31930), (21855, 29664), (22248, 29140), (22320, 29046), (22560, 28737), (23312, 27810), (24205, 26784), (24720, 26226), (25380, 25544)]