654319860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1\times {\mathrm{443}}^1$

素因数の和:797

約数の個数: 96

約数和(自身を含む): 1861816320

約数和(自身を除く): 1207496460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 239, 309, 412, 443, 478, 515, 618, 717, 886, 956, 1030, 1195, 1236, 1329, 1434, 1545, 1772, 2060, 2215, 2390, 2658, 2868, 3090, 3585, 4430, 4780, 5316, 6180, 6645, 7170, 8860, 13290, 14340, 24617, 26580, 45629, 49234, 73851, 91258, 98468, 105877, 123085, 136887, 147702, 182516, 211754, 228145, 246170, 273774, 295404, 317631, 369255, 423508, 456290, 492340, 529385, 547548, 635262, 684435, 738510, 912580, 1058770, 1270524, 1368870, 1477020, 1588155, 2117540, 2737740, 3176310, 6352620, 10905331, 21810662, 32715993, 43621324, 54526655, 65431986, 109053310, 130863972, 163579965, 218106620, 327159930, 654319860]

約数ペア:

[(1, 654319860), (2, 327159930), (3, 218106620), (4, 163579965), (5, 130863972), (6, 109053310), (10, 65431986), (12, 54526655), (15, 43621324), (20, 32715993), (30, 21810662), (60, 10905331), (103, 6352620), (206, 3176310), (239, 2737740), (309, 2117540), (412, 1588155), (443, 1477020), (478, 1368870), (515, 1270524), (618, 1058770), (717, 912580), (886, 738510), (956, 684435), (1030, 635262), (1195, 547548), (1236, 529385), (1329, 492340), (1434, 456290), (1545, 423508), (1772, 369255), (2060, 317631), (2215, 295404), (2390, 273774), (2658, 246170), (2868, 228145), (3090, 211754), (3585, 182516), (4430, 147702), (4780, 136887), (5316, 123085), (6180, 105877), (6645, 98468), (7170, 91258), (8860, 73851), (13290, 49234), (14340, 45629), (24617, 26580)]