85830660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{7817}}^1$

素因数の和:7893

約数の個数: 72

約数和(自身を含む): 264654936

約数和(自身を除く): 178824276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 7817, 10980, 15634, 23451, 31268, 39085, 46902, 70353, 78170, 93804, 117255, 140706, 156340, 234510, 281412, 351765, 469020, 476837, 703530, 953674, 1407060, 1430511, 1907348, 2384185, 2861022, 4291533, 4768370, 5722044, 7152555, 8583066, 9536740, 14305110, 17166132, 21457665, 28610220, 42915330, 85830660]

約数ペア:

[(1, 85830660), (2, 42915330), (3, 28610220), (4, 21457665), (5, 17166132), (6, 14305110), (9, 9536740), (10, 8583066), (12, 7152555), (15, 5722044), (18, 4768370), (20, 4291533), (30, 2861022), (36, 2384185), (45, 1907348), (60, 1430511), (61, 1407060), (90, 953674), (122, 703530), (180, 476837), (183, 469020), (244, 351765), (305, 281412), (366, 234510), (549, 156340), (610, 140706), (732, 117255), (915, 93804), (1098, 78170), (1220, 70353), (1830, 46902), (2196, 39085), (2745, 31268), (3660, 23451), (5490, 15634), (7817, 10980)]