68528772

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{809}}^1$

素因数の和:1013

約数の個数: 72

約数和(自身を含む): 187813080

約数和(自身を除く): 119284308

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 181, 234, 362, 468, 543, 724, 809, 1086, 1618, 1629, 2172, 2353, 2427, 3236, 3258, 4706, 4854, 6516, 7059, 7281, 9412, 9708, 10517, 14118, 14562, 21034, 21177, 28236, 29124, 31551, 42068, 42354, 63102, 84708, 94653, 126204, 146429, 189306, 292858, 378612, 439287, 585716, 878574, 1317861, 1757148, 1903577, 2635722, 3807154, 5271444, 5710731, 7614308, 11421462, 17132193, 22842924, 34264386, 68528772]

約数ペア:

[(1, 68528772), (2, 34264386), (3, 22842924), (4, 17132193), (6, 11421462), (9, 7614308), (12, 5710731), (13, 5271444), (18, 3807154), (26, 2635722), (36, 1903577), (39, 1757148), (52, 1317861), (78, 878574), (117, 585716), (156, 439287), (181, 378612), (234, 292858), (362, 189306), (468, 146429), (543, 126204), (724, 94653), (809, 84708), (1086, 63102), (1618, 42354), (1629, 42068), (2172, 31551), (2353, 29124), (2427, 28236), (3236, 21177), (3258, 21034), (4706, 14562), (4854, 14118), (6516, 10517), (7059, 9708), (7281, 9412)]