123356130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:216

約数の個数: 128

約数和(自身を含む): 327352320

約数和(自身を除く): 203996190

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 31, 46, 62, 69, 73, 79, 93, 115, 138, 146, 155, 158, 186, 219, 230, 237, 310, 345, 365, 395, 438, 465, 474, 690, 713, 730, 790, 930, 1095, 1185, 1426, 1679, 1817, 2139, 2190, 2263, 2370, 2449, 3358, 3565, 3634, 4278, 4526, 4898, 5037, 5451, 5767, 6789, 7130, 7347, 8395, 9085, 10074, 10695, 10902, 11315, 11534, 12245, 13578, 14694, 16790, 17301, 18170, 21390, 22630, 24490, 25185, 27255, 28835, 33945, 34602, 36735, 50370, 52049, 54510, 56327, 57670, 67890, 73470, 86505, 104098, 112654, 132641, 156147, 168981, 173010, 178777, 260245, 265282, 281635, 312294, 337962, 357554, 397923, 520490, 536331, 563270, 663205, 780735, 795846, 844905, 893885, 1072662, 1326410, 1561470, 1689810, 1787770, 1989615, 2681655, 3979230, 4111871, 5363310, 8223742, 12335613, 20559355, 24671226, 41118710, 61678065, 123356130]

約数ペア:

[(1, 123356130), (2, 61678065), (3, 41118710), (5, 24671226), (6, 20559355), (10, 12335613), (15, 8223742), (23, 5363310), (30, 4111871), (31, 3979230), (46, 2681655), (62, 1989615), (69, 1787770), (73, 1689810), (79, 1561470), (93, 1326410), (115, 1072662), (138, 893885), (146, 844905), (155, 795846), (158, 780735), (186, 663205), (219, 563270), (230, 536331), (237, 520490), (310, 397923), (345, 357554), (365, 337962), (395, 312294), (438, 281635), (465, 265282), (474, 260245), (690, 178777), (713, 173010), (730, 168981), (790, 156147), (930, 132641), (1095, 112654), (1185, 104098), (1426, 86505), (1679, 73470), (1817, 67890), (2139, 57670), (2190, 56327), (2263, 54510), (2370, 52049), (2449, 50370), (3358, 36735), (3565, 34602), (3634, 33945), (4278, 28835), (4526, 27255), (4898, 25185), (5037, 24490), (5451, 22630), (5767, 21390), (6789, 18170), (7130, 17301), (7347, 16790), (8395, 14694), (9085, 13578), (10074, 12245), (10695, 11534), (10902, 11315)]