257755680

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{281}}^1$

素因数の和:329

約数の個数: 432

約数和(自身を含む): 1105826904

約数和(自身を除く): 848071224

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 49, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 96, 98, 104, 105, 112, 117, 120, 126, 130, 140, 144, 147, 156, 160, 168, 180, 182, 195, 196, 208, 210, 224, 234, 240, 245, 252, 260, 273, 280, 281, 288, 294, 312, 315, 336, 360, 364, 390, 392, 416, 420, 441, 455, 468, 480, 490, 504, 520, 546, 560, 562, 585, 588, 624, 630, 637, 672, 720, 728, 735, 780, 784, 819, 840, 843, 882, 910, 936, 980, 1008, 1040, 1092, 1120, 1124, 1170, 1176, 1248, 1260, 1274, 1365, 1405, 1440, 1456, 1470, 1560, 1568, 1638, 1680, 1686, 1764, 1820, 1872, 1911, 1960, 1967, 2016, 2080, 2184, 2205, 2248, 2340, 2352, 2520, 2529, 2548, 2730, 2810, 2912, 2940, 3120, 3185, 3276, 3360, 3372, 3528, 3640, 3653, 3744, 3822, 3920, 3934, 4095, 4215, 4368, 4410, 4496, 4680, 4704, 5040, 5058, 5096, 5460, 5620, 5733, 5880, 5901, 6240, 6370, 6552, 6744, 7056, 7280, 7306, 7644, 7840, 7868, 8190, 8430, 8736, 8820, 8992, 9360, 9555, 9835, 10080, 10116, 10192, 10920, 10959, 11240, 11466, 11760, 11802, 12645, 12740, 13104, 13488, 13769, 14112, 14560, 14612, 15288, 15736, 16380, 16860, 17640, 17703, 18265, 18720, 19110, 19670, 20232, 20384, 21840, 21918, 22480, 22932, 23520, 23604, 25290, 25480, 25571, 26208, 26976, 27538, 28665, 29224, 29505, 30576, 31472, 32760, 32877, 33720, 35280, 35406, 36530, 38220, 39340, 40464, 41307, 43680, 43836, 44960, 45864, 47208, 50580, 50960, 51142, 54795, 55076, 57330, 58448, 59010, 61152, 62944, 65520, 65754, 67440, 68845, 70560, 70812, 73060, 76440, 76713, 78680, 80928, 82614, 87672, 88515, 91728, 94416, 101160, 101920, 102284, 109590, 110152, 114660, 116896, 118020, 123921, 127855, 131040, 131508, 134880, 137690, 141624, 146120, 152880, 153426, 157360, 164385, 165228, 175344, 177030, 178997, 183456, 188832, 202320, 204568, 206535, 219180, 220304, 229320, 230139, 236040, 247842, 255710, 263016, 275380, 283248, 292240, 305760, 306852, 314720, 328770, 330456, 350688, 354060, 357994, 383565, 404640, 409136, 413070, 438360, 440608, 458640, 460278, 472080, 495684, 511420, 526032, 536991, 550760, 566496, 584480, 613704, 619605, 657540, 660912, 708120, 715988, 767130, 818272, 826140, 876720, 894985, 917280, 920556, 944160, 991368, 1022840, 1052064, 1073982, 1101520, 1150695, 1227408, 1239210, 1315080, 1321824, 1416240, 1431976, 1534260, 1610973, 1652280, 1753440, 1789970, 1841112, 1982736, 2045680, 2147964, 2203040, 2301390, 2454816, 2478420, 2630160, 2684955, 2832480, 2863952, 3068520, 3221946, 3304560, 3579940, 3682224, 3965472, 4091360, 4295928, 4602780, 4956840, 5260320, 5369910, 5727904, 6137040, 6443892, 6609120, 7159880, 7364448, 8054865, 8591856, 9205560, 9913680, 10739820, 12274080, 12887784, 14319760, 16109730, 17183712, 18411120, 19827360, 21479640, 25775568, 28639520, 32219460, 36822240, 42959280, 51551136, 64438920, 85918560, 128877840, 257755680]

約数ペア:

[(1, 257755680), (2, 128877840), (3, 85918560), (4, 64438920), (5, 51551136), (6, 42959280), (7, 36822240), (8, 32219460), (9, 28639520), (10, 25775568), (12, 21479640), (13, 19827360), (14, 18411120), (15, 17183712), (16, 16109730), (18, 14319760), (20, 12887784), (21, 12274080), (24, 10739820), (26, 9913680), (28, 9205560), (30, 8591856), (32, 8054865), (35, 7364448), (36, 7159880), (39, 6609120), (40, 6443892), (42, 6137040), (45, 5727904), (48, 5369910), (49, 5260320), (52, 4956840), (56, 4602780), (60, 4295928), (63, 4091360), (65, 3965472), (70, 3682224), (72, 3579940), (78, 3304560), (80, 3221946), (84, 3068520), (90, 2863952), (91, 2832480), (96, 2684955), (98, 2630160), (104, 2478420), (105, 2454816), (112, 2301390), (117, 2203040), (120, 2147964), (126, 2045680), (130, 1982736), (140, 1841112), (144, 1789970), (147, 1753440), (156, 1652280), (160, 1610973), (168, 1534260), (180, 1431976), (182, 1416240), (195, 1321824), (196, 1315080), (208, 1239210), (210, 1227408), (224, 1150695), (234, 1101520), (240, 1073982), (245, 1052064), (252, 1022840), (260, 991368), (273, 944160), (280, 920556), (281, 917280), (288, 894985), (294, 876720), (312, 826140), (315, 818272), (336, 767130), (360, 715988), (364, 708120), (390, 660912), (392, 657540), (416, 619605), (420, 613704), (441, 584480), (455, 566496), (468, 550760), (480, 536991), (490, 526032), (504, 511420), (520, 495684), (546, 472080), (560, 460278), (562, 458640), (585, 440608), (588, 438360), (624, 413070), (630, 409136), (637, 404640), (672, 383565), (720, 357994), (728, 354060), (735, 350688), (780, 330456), (784, 328770), (819, 314720), (840, 306852), (843, 305760), (882, 292240), (910, 283248), (936, 275380), (980, 263016), (1008, 255710), (1040, 247842), (1092, 236040), (1120, 230139), (1124, 229320), (1170, 220304), (1176, 219180), (1248, 206535), (1260, 204568), (1274, 202320), (1365, 188832), (1405, 183456), (1440, 178997), (1456, 177030), (1470, 175344), (1560, 165228), (1568, 164385), (1638, 157360), (1680, 153426), (1686, 152880), (1764, 146120), (1820, 141624), (1872, 137690), (1911, 134880), (1960, 131508), (1967, 131040), (2016, 127855), (2080, 123921), (2184, 118020), (2205, 116896), (2248, 114660), (2340, 110152), (2352, 109590), (2520, 102284), (2529, 101920), (2548, 101160), (2730, 94416), (2810, 91728), (2912, 88515), (2940, 87672), (3120, 82614), (3185, 80928), (3276, 78680), (3360, 76713), (3372, 76440), (3528, 73060), (3640, 70812), (3653, 70560), (3744, 68845), (3822, 67440), (3920, 65754), (3934, 65520), (4095, 62944), (4215, 61152), (4368, 59010), (4410, 58448), (4496, 57330), (4680, 55076), (4704, 54795), (5040, 51142), (5058, 50960), (5096, 50580), (5460, 47208), (5620, 45864), (5733, 44960), (5880, 43836), (5901, 43680), (6240, 41307), (6370, 40464), (6552, 39340), (6744, 38220), (7056, 36530), (7280, 35406), (7306, 35280), (7644, 33720), (7840, 32877), (7868, 32760), (8190, 31472), (8430, 30576), (8736, 29505), (8820, 29224), (8992, 28665), (9360, 27538), (9555, 26976), (9835, 26208), (10080, 25571), (10116, 25480), (10192, 25290), (10920, 23604), (10959, 23520), (11240, 22932), (11466, 22480), (11760, 21918), (11802, 21840), (12645, 20384), (12740, 20232), (13104, 19670), (13488, 19110), (13769, 18720), (14112, 18265), (14560, 17703), (14612, 17640), (15288, 16860), (15736, 16380)]