291137496

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1399}}^1$

素因数の和:1473

約数の個数: 128

約数和(自身を含む): 846720000

約数和(自身を除く): 555582504

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 29, 39, 46, 52, 58, 69, 78, 87, 92, 104, 116, 138, 156, 174, 184, 232, 276, 299, 312, 348, 377, 552, 598, 667, 696, 754, 897, 1131, 1196, 1334, 1399, 1508, 1794, 2001, 2262, 2392, 2668, 2798, 3016, 3588, 4002, 4197, 4524, 5336, 5596, 7176, 8004, 8394, 8671, 9048, 11192, 16008, 16788, 17342, 18187, 26013, 32177, 33576, 34684, 36374, 40571, 52026, 54561, 64354, 69368, 72748, 81142, 96531, 104052, 109122, 121713, 128708, 145496, 162284, 193062, 208104, 218244, 243426, 257416, 324568, 386124, 418301, 436488, 486852, 527423, 772248, 836602, 933133, 973704, 1054846, 1254903, 1582269, 1673204, 1866266, 2109692, 2509806, 2799399, 3164538, 3346408, 3732532, 4219384, 5019612, 5598798, 6329076, 7465064, 10039224, 11197596, 12130729, 12658152, 22395192, 24261458, 36392187, 48522916, 72784374, 97045832, 145568748, 291137496]

約数ペア:

[(1, 291137496), (2, 145568748), (3, 97045832), (4, 72784374), (6, 48522916), (8, 36392187), (12, 24261458), (13, 22395192), (23, 12658152), (24, 12130729), (26, 11197596), (29, 10039224), (39, 7465064), (46, 6329076), (52, 5598798), (58, 5019612), (69, 4219384), (78, 3732532), (87, 3346408), (92, 3164538), (104, 2799399), (116, 2509806), (138, 2109692), (156, 1866266), (174, 1673204), (184, 1582269), (232, 1254903), (276, 1054846), (299, 973704), (312, 933133), (348, 836602), (377, 772248), (552, 527423), (598, 486852), (667, 436488), (696, 418301), (754, 386124), (897, 324568), (1131, 257416), (1196, 243426), (1334, 218244), (1399, 208104), (1508, 193062), (1794, 162284), (2001, 145496), (2262, 128708), (2392, 121713), (2668, 109122), (2798, 104052), (3016, 96531), (3588, 81142), (4002, 72748), (4197, 69368), (4524, 64354), (5336, 54561), (5596, 52026), (7176, 40571), (8004, 36374), (8394, 34684), (8671, 33576), (9048, 32177), (11192, 26013), (16008, 18187), (16788, 17342)]