264490760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{12547}}^1$

素因数の和:12606

約数の個数: 64

約数和(自身を含む): 650488320

約数和(自身を除く): 385997560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 248, 310, 340, 527, 620, 680, 1054, 1240, 2108, 2635, 4216, 5270, 10540, 12547, 21080, 25094, 50188, 62735, 100376, 125470, 213299, 250940, 388957, 426598, 501880, 777914, 853196, 1066495, 1555828, 1706392, 1944785, 2132990, 3111656, 3889570, 4265980, 6612269, 7779140, 8531960, 13224538, 15558280, 26449076, 33061345, 52898152, 66122690, 132245380, 264490760]

約数ペア:

[(1, 264490760), (2, 132245380), (4, 66122690), (5, 52898152), (8, 33061345), (10, 26449076), (17, 15558280), (20, 13224538), (31, 8531960), (34, 7779140), (40, 6612269), (62, 4265980), (68, 3889570), (85, 3111656), (124, 2132990), (136, 1944785), (155, 1706392), (170, 1555828), (248, 1066495), (310, 853196), (340, 777914), (527, 501880), (620, 426598), (680, 388957), (1054, 250940), (1240, 213299), (2108, 125470), (2635, 100376), (4216, 62735), (5270, 50188), (10540, 25094), (12547, 21080)]