78862728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{521}}^1$

素因数の和:607

約数の個数: 128

約数和(自身を含む): 243544320

約数和(自身を除く): 164681592

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 53, 56, 68, 84, 102, 106, 119, 136, 159, 168, 204, 212, 238, 318, 357, 371, 408, 424, 476, 521, 636, 714, 742, 901, 952, 1042, 1113, 1272, 1428, 1484, 1563, 1802, 2084, 2226, 2703, 2856, 2968, 3126, 3604, 3647, 4168, 4452, 5406, 6252, 6307, 7208, 7294, 8857, 8904, 10812, 10941, 12504, 12614, 14588, 17714, 18921, 21624, 21882, 25228, 26571, 27613, 29176, 35428, 37842, 43764, 50456, 53142, 55226, 61999, 70856, 75684, 82839, 87528, 106284, 110452, 123998, 151368, 165678, 185997, 193291, 212568, 220904, 247996, 331356, 371994, 386582, 469421, 495992, 579873, 662712, 743988, 773164, 938842, 1159746, 1408263, 1487976, 1546328, 1877684, 2319492, 2816526, 3285947, 3755368, 4638984, 5633052, 6571894, 9857841, 11266104, 13143788, 19715682, 26287576, 39431364, 78862728]

約数ペア:

[(1, 78862728), (2, 39431364), (3, 26287576), (4, 19715682), (6, 13143788), (7, 11266104), (8, 9857841), (12, 6571894), (14, 5633052), (17, 4638984), (21, 3755368), (24, 3285947), (28, 2816526), (34, 2319492), (42, 1877684), (51, 1546328), (53, 1487976), (56, 1408263), (68, 1159746), (84, 938842), (102, 773164), (106, 743988), (119, 662712), (136, 579873), (159, 495992), (168, 469421), (204, 386582), (212, 371994), (238, 331356), (318, 247996), (357, 220904), (371, 212568), (408, 193291), (424, 185997), (476, 165678), (521, 151368), (636, 123998), (714, 110452), (742, 106284), (901, 87528), (952, 82839), (1042, 75684), (1113, 70856), (1272, 61999), (1428, 55226), (1484, 53142), (1563, 50456), (1802, 43764), (2084, 37842), (2226, 35428), (2703, 29176), (2856, 27613), (2968, 26571), (3126, 25228), (3604, 21882), (3647, 21624), (4168, 18921), (4452, 17714), (5406, 14588), (6252, 12614), (6307, 12504), (7208, 10941), (7294, 10812), (8857, 8904)]