61913520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{85991}}^1$

素因数の和:86010

約数の個数: 60

約数和(自身を含む): 207928656

約数和(自身を除く): 146015136

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 85991, 171982, 257973, 343964, 429955, 515946, 687928, 773919, 859910, 1031892, 1289865, 1375856, 1547838, 1719820, 2063784, 2579730, 3095676, 3439640, 3869595, 4127568, 5159460, 6191352, 6879280, 7739190, 10318920, 12382704, 15478380, 20637840, 30956760, 61913520]

約数ペア:

[(1, 61913520), (2, 30956760), (3, 20637840), (4, 15478380), (5, 12382704), (6, 10318920), (8, 7739190), (9, 6879280), (10, 6191352), (12, 5159460), (15, 4127568), (16, 3869595), (18, 3439640), (20, 3095676), (24, 2579730), (30, 2063784), (36, 1719820), (40, 1547838), (45, 1375856), (48, 1289865), (60, 1031892), (72, 859910), (80, 773919), (90, 687928), (120, 515946), (144, 429955), (180, 343964), (240, 257973), (360, 171982), (720, 85991)]