78937416

素因数分解:

$2^3\times 3^4\times {\mathrm{61}}^1\times {\mathrm{1997}}^1$

素因数の和:2076

約数の個数: 80

約数和(自身を含む): 224834940

約数和(自身を除く): 145897524

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 61, 72, 81, 108, 122, 162, 183, 216, 244, 324, 366, 488, 549, 648, 732, 1098, 1464, 1647, 1997, 2196, 3294, 3994, 4392, 4941, 5991, 6588, 7988, 9882, 11982, 13176, 15976, 17973, 19764, 23964, 35946, 39528, 47928, 53919, 71892, 107838, 121817, 143784, 161757, 215676, 243634, 323514, 365451, 431352, 487268, 647028, 730902, 974536, 1096353, 1294056, 1461804, 2192706, 2923608, 3289059, 4385412, 6578118, 8770824, 9867177, 13156236, 19734354, 26312472, 39468708, 78937416]

約数ペア:

[(1, 78937416), (2, 39468708), (3, 26312472), (4, 19734354), (6, 13156236), (8, 9867177), (9, 8770824), (12, 6578118), (18, 4385412), (24, 3289059), (27, 2923608), (36, 2192706), (54, 1461804), (61, 1294056), (72, 1096353), (81, 974536), (108, 730902), (122, 647028), (162, 487268), (183, 431352), (216, 365451), (244, 323514), (324, 243634), (366, 215676), (488, 161757), (549, 143784), (648, 121817), (732, 107838), (1098, 71892), (1464, 53919), (1647, 47928), (1997, 39528), (2196, 35946), (3294, 23964), (3994, 19764), (4392, 17973), (4941, 15976), (5991, 13176), (6588, 11982), (7988, 9882)]