531865260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{41617}}^1$

素因数の和:41703

約数の個数: 72

約数和(自身を含む): 1636086816

約数和(自身を除く): 1104221556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 41617, 83234, 124851, 166468, 208085, 249702, 374553, 416170, 499404, 624255, 749106, 832340, 1248510, 1498212, 1872765, 2497020, 2954807, 3745530, 5909614, 7491060, 8864421, 11819228, 14774035, 17728842, 26593263, 29548070, 35457684, 44322105, 53186526, 59096140, 88644210, 106373052, 132966315, 177288420, 265932630, 531865260]

約数ペア:

[(1, 531865260), (2, 265932630), (3, 177288420), (4, 132966315), (5, 106373052), (6, 88644210), (9, 59096140), (10, 53186526), (12, 44322105), (15, 35457684), (18, 29548070), (20, 26593263), (30, 17728842), (36, 14774035), (45, 11819228), (60, 8864421), (71, 7491060), (90, 5909614), (142, 3745530), (180, 2954807), (213, 2497020), (284, 1872765), (355, 1498212), (426, 1248510), (639, 832340), (710, 749106), (852, 624255), (1065, 499404), (1278, 416170), (1420, 374553), (2130, 249702), (2556, 208085), (3195, 166468), (4260, 124851), (6390, 83234), (12780, 41617)]