69958980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4271}}^1$

素因数の和:4306

約数の個数: 144

約数和(自身を含む): 261241344

約数和(自身を除く): 191282364

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 4271, 5460, 8190, 8542, 12813, 16380, 17084, 21355, 25626, 29897, 38439, 42710, 51252, 55523, 59794, 64065, 76878, 85420, 89691, 111046, 119588, 128130, 149485, 153756, 166569, 179382, 192195, 222092, 256260, 269073, 277615, 298970, 333138, 358764, 384390, 388661, 448455, 499707, 538146, 555230, 597940, 666276, 768780, 777322, 832845, 896910, 999414, 1076292, 1110460, 1165983, 1345365, 1554644, 1665690, 1793820, 1943305, 1998828, 2331966, 2498535, 2690730, 3331380, 3497949, 3886610, 4663932, 4997070, 5381460, 5829915, 6995898, 7773220, 9994140, 11659830, 13991796, 17489745, 23319660, 34979490, 69958980]

約数ペア:

[(1, 69958980), (2, 34979490), (3, 23319660), (4, 17489745), (5, 13991796), (6, 11659830), (7, 9994140), (9, 7773220), (10, 6995898), (12, 5829915), (13, 5381460), (14, 4997070), (15, 4663932), (18, 3886610), (20, 3497949), (21, 3331380), (26, 2690730), (28, 2498535), (30, 2331966), (35, 1998828), (36, 1943305), (39, 1793820), (42, 1665690), (45, 1554644), (52, 1345365), (60, 1165983), (63, 1110460), (65, 1076292), (70, 999414), (78, 896910), (84, 832845), (90, 777322), (91, 768780), (105, 666276), (117, 597940), (126, 555230), (130, 538146), (140, 499707), (156, 448455), (180, 388661), (182, 384390), (195, 358764), (210, 333138), (234, 298970), (252, 277615), (260, 269073), (273, 256260), (315, 222092), (364, 192195), (390, 179382), (420, 166569), (455, 153756), (468, 149485), (546, 128130), (585, 119588), (630, 111046), (780, 89691), (819, 85420), (910, 76878), (1092, 64065), (1170, 59794), (1260, 55523), (1365, 51252), (1638, 42710), (1820, 38439), (2340, 29897), (2730, 25626), (3276, 21355), (4095, 17084), (4271, 16380), (5460, 12813), (8190, 8542)]