131029360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:359

約数の個数: 160

約数和(自身を含む): 385689600

約数和(自身を除く): 254660240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 89, 110, 112, 140, 154, 176, 178, 220, 239, 280, 308, 356, 385, 440, 445, 478, 560, 616, 623, 712, 770, 880, 890, 956, 979, 1195, 1232, 1246, 1424, 1540, 1673, 1780, 1912, 1958, 2390, 2492, 2629, 3080, 3115, 3346, 3560, 3824, 3916, 4780, 4895, 4984, 5258, 6160, 6230, 6692, 6853, 7120, 7832, 8365, 9560, 9790, 9968, 10516, 12460, 13145, 13384, 13706, 15664, 16730, 18403, 19120, 19580, 21032, 21271, 24920, 26290, 26768, 27412, 33460, 34265, 36806, 39160, 42064, 42542, 49840, 52580, 54824, 66920, 68530, 73612, 78320, 85084, 92015, 105160, 106355, 109648, 133840, 137060, 147224, 148897, 170168, 184030, 210320, 212710, 233981, 274120, 294448, 297794, 340336, 368060, 425420, 467962, 548240, 595588, 736120, 744485, 850840, 935924, 1169905, 1191176, 1472240, 1488970, 1637867, 1701680, 1871848, 2339810, 2382352, 2977940, 3275734, 3743696, 4679620, 5955880, 6551468, 8189335, 9359240, 11911760, 13102936, 16378670, 18718480, 26205872, 32757340, 65514680, 131029360]

約数ペア:

[(1, 131029360), (2, 65514680), (4, 32757340), (5, 26205872), (7, 18718480), (8, 16378670), (10, 13102936), (11, 11911760), (14, 9359240), (16, 8189335), (20, 6551468), (22, 5955880), (28, 4679620), (35, 3743696), (40, 3275734), (44, 2977940), (55, 2382352), (56, 2339810), (70, 1871848), (77, 1701680), (80, 1637867), (88, 1488970), (89, 1472240), (110, 1191176), (112, 1169905), (140, 935924), (154, 850840), (176, 744485), (178, 736120), (220, 595588), (239, 548240), (280, 467962), (308, 425420), (356, 368060), (385, 340336), (440, 297794), (445, 294448), (478, 274120), (560, 233981), (616, 212710), (623, 210320), (712, 184030), (770, 170168), (880, 148897), (890, 147224), (956, 137060), (979, 133840), (1195, 109648), (1232, 106355), (1246, 105160), (1424, 92015), (1540, 85084), (1673, 78320), (1780, 73612), (1912, 68530), (1958, 66920), (2390, 54824), (2492, 52580), (2629, 49840), (3080, 42542), (3115, 42064), (3346, 39160), (3560, 36806), (3824, 34265), (3916, 33460), (4780, 27412), (4895, 26768), (4984, 26290), (5258, 24920), (6160, 21271), (6230, 21032), (6692, 19580), (6853, 19120), (7120, 18403), (7832, 16730), (8365, 15664), (9560, 13706), (9790, 13384), (9968, 13145), (10516, 12460)]