131945580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{499}}^1$

素因数の和:640

約数の個数: 144

約数和(自身を含む): 435708000

約数和(自身を除く): 303762420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 113, 117, 130, 156, 180, 195, 226, 234, 260, 339, 390, 452, 468, 499, 565, 585, 678, 780, 998, 1017, 1130, 1170, 1356, 1469, 1497, 1695, 1996, 2034, 2260, 2340, 2495, 2938, 2994, 3390, 4068, 4407, 4491, 4990, 5085, 5876, 5988, 6487, 6780, 7345, 7485, 8814, 8982, 9980, 10170, 12974, 13221, 14690, 14970, 17628, 17964, 19461, 20340, 22035, 22455, 25948, 26442, 29380, 29940, 32435, 38922, 44070, 44910, 52884, 56387, 58383, 64870, 66105, 77844, 88140, 89820, 97305, 112774, 116766, 129740, 132210, 169161, 194610, 225548, 233532, 264420, 281935, 291915, 338322, 389220, 507483, 563870, 583830, 676644, 733031, 845805, 1014966, 1127740, 1167660, 1466062, 1691610, 2029932, 2199093, 2537415, 2932124, 3383220, 3665155, 4398186, 5074830, 6597279, 7330310, 8796372, 10149660, 10995465, 13194558, 14660620, 21990930, 26389116, 32986395, 43981860, 65972790, 131945580]

約数ペア:

[(1, 131945580), (2, 65972790), (3, 43981860), (4, 32986395), (5, 26389116), (6, 21990930), (9, 14660620), (10, 13194558), (12, 10995465), (13, 10149660), (15, 8796372), (18, 7330310), (20, 6597279), (26, 5074830), (30, 4398186), (36, 3665155), (39, 3383220), (45, 2932124), (52, 2537415), (60, 2199093), (65, 2029932), (78, 1691610), (90, 1466062), (113, 1167660), (117, 1127740), (130, 1014966), (156, 845805), (180, 733031), (195, 676644), (226, 583830), (234, 563870), (260, 507483), (339, 389220), (390, 338322), (452, 291915), (468, 281935), (499, 264420), (565, 233532), (585, 225548), (678, 194610), (780, 169161), (998, 132210), (1017, 129740), (1130, 116766), (1170, 112774), (1356, 97305), (1469, 89820), (1497, 88140), (1695, 77844), (1996, 66105), (2034, 64870), (2260, 58383), (2340, 56387), (2495, 52884), (2938, 44910), (2994, 44070), (3390, 38922), (4068, 32435), (4407, 29940), (4491, 29380), (4990, 26442), (5085, 25948), (5876, 22455), (5988, 22035), (6487, 20340), (6780, 19461), (7345, 17964), (7485, 17628), (8814, 14970), (8982, 14690), (9980, 13221), (10170, 12974)]