285470640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4357}}^1$

素因数の和:4396

約数の個数: 240

約数和(自身を含む): 1180216128

約数和(自身を除く): 894745488

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, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1170, 1260, 1365, 1456, 1560, 1638, 1680, 1820, 1872, 2184, 2340, 2520, 2730, 3120, 3276, 3640, 4095, 4357, 4368, 4680, 5040, 5460, 6552, 7280, 8190, 8714, 9360, 10920, 13071, 13104, 16380, 17428, 21785, 21840, 26142, 30499, 32760, 34856, 39213, 43570, 52284, 56641, 60998, 65355, 65520, 69712, 78426, 87140, 91497, 104568, 113282, 121996, 130710, 152495, 156852, 169923, 174280, 182994, 196065, 209136, 226564, 243992, 261420, 274491, 283205, 304990, 313704, 339846, 348560, 365988, 392130, 396487, 453128, 457485, 487984, 509769, 522840, 548982, 566410, 609980, 627408, 679692, 731976, 784260, 792974, 849615, 906256, 914970, 1019538, 1045680, 1097964, 1132820, 1189461, 1219960, 1359384, 1372455, 1463952, 1568520, 1585948, 1699230, 1829940, 1982435, 2039076, 2195928, 2265640, 2378922, 2439920, 2548845, 2718768, 2744910, 3137040, 3171896, 3398460, 3568383, 3659880, 3964870, 4078152, 4391856, 4531280, 4757844, 5097690, 5489820, 5947305, 6343792, 6796920, 7136766, 7319760, 7929740, 8156304, 9515688, 10195380, 10979640, 11894610, 13593840, 14273532, 15859480, 17841915, 19031376, 20390760, 21959280, 23789220, 28547064, 31718960, 35683830, 40781520, 47578440, 57094128, 71367660, 95156880, 142735320, 285470640]

約数ペア:

[(1, 285470640), (2, 142735320), (3, 95156880), (4, 71367660), (5, 57094128), (6, 47578440), (7, 40781520), (8, 35683830), (9, 31718960), (10, 28547064), (12, 23789220), (13, 21959280), (14, 20390760), (15, 19031376), (16, 17841915), (18, 15859480), (20, 14273532), (21, 13593840), (24, 11894610), (26, 10979640), (28, 10195380), (30, 9515688), (35, 8156304), (36, 7929740), (39, 7319760), (40, 7136766), (42, 6796920), (45, 6343792), (48, 5947305), (52, 5489820), (56, 5097690), (60, 4757844), (63, 4531280), (65, 4391856), (70, 4078152), (72, 3964870), (78, 3659880), (80, 3568383), (84, 3398460), (90, 3171896), (91, 3137040), (104, 2744910), (105, 2718768), (112, 2548845), (117, 2439920), (120, 2378922), (126, 2265640), (130, 2195928), (140, 2039076), (144, 1982435), (156, 1829940), (168, 1699230), (180, 1585948), (182, 1568520), (195, 1463952), (208, 1372455), (210, 1359384), (234, 1219960), (240, 1189461), (252, 1132820), (260, 1097964), (273, 1045680), (280, 1019538), (312, 914970), (315, 906256), (336, 849615), (360, 792974), (364, 784260), (390, 731976), (420, 679692), (455, 627408), (468, 609980), (504, 566410), (520, 548982), (546, 522840), (560, 509769), (585, 487984), (624, 457485), (630, 453128), (720, 396487), (728, 392130), (780, 365988), (819, 348560), (840, 339846), (910, 313704), (936, 304990), (1008, 283205), (1040, 274491), (1092, 261420), (1170, 243992), (1260, 226564), (1365, 209136), (1456, 196065), (1560, 182994), (1638, 174280), (1680, 169923), (1820, 156852), (1872, 152495), (2184, 130710), (2340, 121996), (2520, 113282), (2730, 104568), (3120, 91497), (3276, 87140), (3640, 78426), (4095, 69712), (4357, 65520), (4368, 65355), (4680, 60998), (5040, 56641), (5460, 52284), (6552, 43570), (7280, 39213), (8190, 34856), (8714, 32760), (9360, 30499), (10920, 26142), (13071, 21840), (13104, 21785), (16380, 17428)]