215665416

素因数分解:

$2^3\times 3^5\times {\mathrm{110939}}^1$

素因数の和:110960

約数の個数: 48

約数和(自身を含む): 605732400

約数和(自身を除く): 390066984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 110939, 221878, 332817, 443756, 665634, 887512, 998451, 1331268, 1996902, 2662536, 2995353, 3993804, 5990706, 7987608, 8986059, 11981412, 17972118, 23962824, 26958177, 35944236, 53916354, 71888472, 107832708, 215665416]

約数ペア:

[(1, 215665416), (2, 107832708), (3, 71888472), (4, 53916354), (6, 35944236), (8, 26958177), (9, 23962824), (12, 17972118), (18, 11981412), (24, 8986059), (27, 7987608), (36, 5990706), (54, 3993804), (72, 2995353), (81, 2662536), (108, 1996902), (162, 1331268), (216, 998451), (243, 887512), (324, 665634), (486, 443756), (648, 332817), (972, 221878), (1944, 110939)]