557815440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{25541}}^1$

素因数の和:25577

約数の個数: 160

約数和(自身を含む): 2128363776

約数和(自身を除く): 1570548336

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 7280, 10920, 21840, 25541, 51082, 76623, 102164, 127705, 153246, 178787, 204328, 255410, 306492, 332033, 357574, 383115, 408656, 510820, 536361, 612984, 664066, 715148, 766230, 893935, 996099, 1021640, 1072722, 1225968, 1328132, 1430296, 1532460, 1660165, 1787870, 1992198, 2043280, 2145444, 2324231, 2656264, 2681805, 2860592, 3064920, 3320330, 3575740, 3984396, 4290888, 4648462, 4980495, 5312528, 5363610, 6129840, 6640660, 6972693, 7151480, 7968792, 8581776, 9296924, 9960990, 10727220, 11621155, 13281320, 13945386, 14302960, 15937584, 18593848, 19921980, 21454440, 23242310, 26562640, 27890772, 34863465, 37187696, 39843960, 42908880, 46484620, 55781544, 69726930, 79687920, 92969240, 111563088, 139453860, 185938480, 278907720, 557815440]

約数ペア:

[(1, 557815440), (2, 278907720), (3, 185938480), (4, 139453860), (5, 111563088), (6, 92969240), (7, 79687920), (8, 69726930), (10, 55781544), (12, 46484620), (13, 42908880), (14, 39843960), (15, 37187696), (16, 34863465), (20, 27890772), (21, 26562640), (24, 23242310), (26, 21454440), (28, 19921980), (30, 18593848), (35, 15937584), (39, 14302960), (40, 13945386), (42, 13281320), (48, 11621155), (52, 10727220), (56, 9960990), (60, 9296924), (65, 8581776), (70, 7968792), (78, 7151480), (80, 6972693), (84, 6640660), (91, 6129840), (104, 5363610), (105, 5312528), (112, 4980495), (120, 4648462), (130, 4290888), (140, 3984396), (156, 3575740), (168, 3320330), (182, 3064920), (195, 2860592), (208, 2681805), (210, 2656264), (240, 2324231), (260, 2145444), (273, 2043280), (280, 1992198), (312, 1787870), (336, 1660165), (364, 1532460), (390, 1430296), (420, 1328132), (455, 1225968), (520, 1072722), (546, 1021640), (560, 996099), (624, 893935), (728, 766230), (780, 715148), (840, 664066), (910, 612984), (1040, 536361), (1092, 510820), (1365, 408656), (1456, 383115), (1560, 357574), (1680, 332033), (1820, 306492), (2184, 255410), (2730, 204328), (3120, 178787), (3640, 153246), (4368, 127705), (5460, 102164), (7280, 76623), (10920, 51082), (21840, 25541)]