61685220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{23909}}^1$

素因数の和:23964

約数の個数: 48

約数和(自身を含む): 176742720

約数和(自身を除く): 115057500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 23909, 47818, 71727, 95636, 119545, 143454, 239090, 286908, 358635, 478180, 717270, 1028087, 1434540, 2056174, 3084261, 4112348, 5140435, 6168522, 10280870, 12337044, 15421305, 20561740, 30842610, 61685220]

約数ペア:

[(1, 61685220), (2, 30842610), (3, 20561740), (4, 15421305), (5, 12337044), (6, 10280870), (10, 6168522), (12, 5140435), (15, 4112348), (20, 3084261), (30, 2056174), (43, 1434540), (60, 1028087), (86, 717270), (129, 478180), (172, 358635), (215, 286908), (258, 239090), (430, 143454), (516, 119545), (645, 95636), (860, 71727), (1290, 47818), (2580, 23909)]