81864270

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{571}}^1$

素因数の和:652

約数の個数: 96

約数和(自身を含む): 224864640

約数和(自身を除く): 143000370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 59, 81, 90, 118, 135, 162, 177, 243, 270, 295, 354, 405, 486, 531, 571, 590, 810, 885, 1062, 1142, 1215, 1593, 1713, 1770, 2430, 2655, 2855, 3186, 3426, 4779, 5139, 5310, 5710, 7965, 8565, 9558, 10278, 14337, 15417, 15930, 17130, 23895, 25695, 28674, 30834, 33689, 46251, 47790, 51390, 67378, 71685, 77085, 92502, 101067, 138753, 143370, 154170, 168445, 202134, 231255, 277506, 303201, 336890, 462510, 505335, 606402, 693765, 909603, 1010670, 1387530, 1516005, 1819206, 2728809, 3032010, 4548015, 5457618, 8186427, 9096030, 13644045, 16372854, 27288090, 40932135, 81864270]

約数ペア:

[(1, 81864270), (2, 40932135), (3, 27288090), (5, 16372854), (6, 13644045), (9, 9096030), (10, 8186427), (15, 5457618), (18, 4548015), (27, 3032010), (30, 2728809), (45, 1819206), (54, 1516005), (59, 1387530), (81, 1010670), (90, 909603), (118, 693765), (135, 606402), (162, 505335), (177, 462510), (243, 336890), (270, 303201), (295, 277506), (354, 231255), (405, 202134), (486, 168445), (531, 154170), (571, 143370), (590, 138753), (810, 101067), (885, 92502), (1062, 77085), (1142, 71685), (1215, 67378), (1593, 51390), (1713, 47790), (1770, 46251), (2430, 33689), (2655, 30834), (2855, 28674), (3186, 25695), (3426, 23895), (4779, 17130), (5139, 15930), (5310, 15417), (5710, 14337), (7965, 10278), (8565, 9558)]