61221840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3229}}^1$

素因数の和:3324

約数の個数: 80

約数和(自身を含む): 192249600

約数和(自身を除く): 131027760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1185, 1264, 1580, 1896, 2370, 3160, 3229, 3792, 4740, 6320, 6458, 9480, 9687, 12916, 16145, 18960, 19374, 25832, 32290, 38748, 48435, 51664, 64580, 77496, 96870, 129160, 154992, 193740, 255091, 258320, 387480, 510182, 765273, 774960, 1020364, 1275455, 1530546, 2040728, 2550910, 3061092, 3826365, 4081456, 5101820, 6122184, 7652730, 10203640, 12244368, 15305460, 20407280, 30610920, 61221840]

約数ペア:

[(1, 61221840), (2, 30610920), (3, 20407280), (4, 15305460), (5, 12244368), (6, 10203640), (8, 7652730), (10, 6122184), (12, 5101820), (15, 4081456), (16, 3826365), (20, 3061092), (24, 2550910), (30, 2040728), (40, 1530546), (48, 1275455), (60, 1020364), (79, 774960), (80, 765273), (120, 510182), (158, 387480), (237, 258320), (240, 255091), (316, 193740), (395, 154992), (474, 129160), (632, 96870), (790, 77496), (948, 64580), (1185, 51664), (1264, 48435), (1580, 38748), (1896, 32290), (2370, 25832), (3160, 19374), (3229, 18960), (3792, 16145), (4740, 12916), (6320, 9687), (6458, 9480)]