61504740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31063}}^1$

素因数の和:31089

約数の個数: 72

約数和(自身を含む): 203531328

約数和(自身を除く): 142026588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 31063, 62126, 93189, 124252, 155315, 186378, 279567, 310630, 341693, 372756, 465945, 559134, 621260, 683386, 931890, 1025079, 1118268, 1366772, 1397835, 1708465, 1863780, 2050158, 2795670, 3075237, 3416930, 4100316, 5125395, 5591340, 6150474, 6833860, 10250790, 12300948, 15376185, 20501580, 30752370, 61504740]

約数ペア:

[(1, 61504740), (2, 30752370), (3, 20501580), (4, 15376185), (5, 12300948), (6, 10250790), (9, 6833860), (10, 6150474), (11, 5591340), (12, 5125395), (15, 4100316), (18, 3416930), (20, 3075237), (22, 2795670), (30, 2050158), (33, 1863780), (36, 1708465), (44, 1397835), (45, 1366772), (55, 1118268), (60, 1025079), (66, 931890), (90, 683386), (99, 621260), (110, 559134), (132, 465945), (165, 372756), (180, 341693), (198, 310630), (220, 279567), (330, 186378), (396, 155315), (495, 124252), (660, 93189), (990, 62126), (1980, 31063)]