215702957220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{640943}}^1$

素因数の和:641105

約数の個数: 96

約数和(自身を含む): 620228689920

約数和(自身を除く): 404525732700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 79, 142, 158, 213, 237, 284, 316, 355, 395, 426, 474, 710, 790, 852, 948, 1065, 1185, 1420, 1580, 2130, 2370, 4260, 4740, 5609, 11218, 16827, 22436, 28045, 33654, 56090, 67308, 84135, 112180, 168270, 336540, 640943, 1281886, 1922829, 2563772, 3204715, 3845658, 6409430, 7691316, 9614145, 12818860, 19228290, 38456580, 45506953, 50634497, 91013906, 101268994, 136520859, 151903491, 182027812, 202537988, 227534765, 253172485, 273041718, 303806982, 455069530, 506344970, 546083436, 607613964, 682604295, 759517455, 910139060, 1012689940, 1365208590, 1519034910, 2730417180, 3038069820, 3595049287, 7190098574, 10785147861, 14380197148, 17975246435, 21570295722, 35950492870, 43140591444, 53925739305, 71900985740, 107851478610, 215702957220]

約数ペア:

[(1, 215702957220), (2, 107851478610), (3, 71900985740), (4, 53925739305), (5, 43140591444), (6, 35950492870), (10, 21570295722), (12, 17975246435), (15, 14380197148), (20, 10785147861), (30, 7190098574), (60, 3595049287), (71, 3038069820), (79, 2730417180), (142, 1519034910), (158, 1365208590), (213, 1012689940), (237, 910139060), (284, 759517455), (316, 682604295), (355, 607613964), (395, 546083436), (426, 506344970), (474, 455069530), (710, 303806982), (790, 273041718), (852, 253172485), (948, 227534765), (1065, 202537988), (1185, 182027812), (1420, 151903491), (1580, 136520859), (2130, 101268994), (2370, 91013906), (4260, 50634497), (4740, 45506953), (5609, 38456580), (11218, 19228290), (16827, 12818860), (22436, 9614145), (28045, 7691316), (33654, 6409430), (56090, 3845658), (67308, 3204715), (84135, 2563772), (112180, 1922829), (168270, 1281886), (336540, 640943)]