149638280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{719}}^1$

素因数の和:795

約数の個数: 96

約数和(自身を含む): 379209600

約数和(自身を除く): 229571320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 121, 172, 215, 220, 242, 344, 430, 440, 473, 484, 605, 719, 860, 946, 968, 1210, 1438, 1720, 1892, 2365, 2420, 2876, 3595, 3784, 4730, 4840, 5203, 5752, 7190, 7909, 9460, 10406, 14380, 15818, 18920, 20812, 26015, 28760, 30917, 31636, 39545, 41624, 52030, 61834, 63272, 79090, 86999, 104060, 123668, 154585, 158180, 173998, 208120, 247336, 309170, 316360, 340087, 347996, 434995, 618340, 680174, 695992, 869990, 1236680, 1360348, 1700435, 1739980, 2720696, 3400870, 3479960, 3740957, 6801740, 7481914, 13603480, 14963828, 18704785, 29927656, 37409570, 74819140, 149638280]

約数ペア:

[(1, 149638280), (2, 74819140), (4, 37409570), (5, 29927656), (8, 18704785), (10, 14963828), (11, 13603480), (20, 7481914), (22, 6801740), (40, 3740957), (43, 3479960), (44, 3400870), (55, 2720696), (86, 1739980), (88, 1700435), (110, 1360348), (121, 1236680), (172, 869990), (215, 695992), (220, 680174), (242, 618340), (344, 434995), (430, 347996), (440, 340087), (473, 316360), (484, 309170), (605, 247336), (719, 208120), (860, 173998), (946, 158180), (968, 154585), (1210, 123668), (1438, 104060), (1720, 86999), (1892, 79090), (2365, 63272), (2420, 61834), (2876, 52030), (3595, 41624), (3784, 39545), (4730, 31636), (4840, 30917), (5203, 28760), (5752, 26015), (7190, 20812), (7909, 18920), (9460, 15818), (10406, 14380)]