219637170

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8747}}^1$

素因数の和:8797

約数の個数: 80

約数和(自身を含む): 609700608

約数和(自身を除く): 390063438

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 81, 90, 93, 135, 155, 162, 186, 270, 279, 310, 405, 465, 558, 810, 837, 930, 1395, 1674, 2511, 2790, 4185, 5022, 8370, 8747, 12555, 17494, 25110, 26241, 43735, 52482, 78723, 87470, 131205, 157446, 236169, 262410, 271157, 393615, 472338, 542314, 708507, 787230, 813471, 1180845, 1355785, 1417014, 1626942, 2361690, 2440413, 2711570, 3542535, 4067355, 4880826, 7085070, 7321239, 8134710, 12202065, 14642478, 21963717, 24404130, 36606195, 43927434, 73212390, 109818585, 219637170]

約数ペア:

[(1, 219637170), (2, 109818585), (3, 73212390), (5, 43927434), (6, 36606195), (9, 24404130), (10, 21963717), (15, 14642478), (18, 12202065), (27, 8134710), (30, 7321239), (31, 7085070), (45, 4880826), (54, 4067355), (62, 3542535), (81, 2711570), (90, 2440413), (93, 2361690), (135, 1626942), (155, 1417014), (162, 1355785), (186, 1180845), (270, 813471), (279, 787230), (310, 708507), (405, 542314), (465, 472338), (558, 393615), (810, 271157), (837, 262410), (930, 236169), (1395, 157446), (1674, 131205), (2511, 87470), (2790, 78723), (4185, 52482), (5022, 43735), (8370, 26241), (8747, 25110), (12555, 17494)]