42207660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21317}}^1$

素因数の和:21343

約数の個数: 72

約数和(自身を含む): 139675536

約数和(自身を除く): 97467876

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, 21317, 42634, 63951, 85268, 106585, 127902, 191853, 213170, 234487, 255804, 319755, 383706, 426340, 468974, 639510, 703461, 767412, 937948, 959265, 1172435, 1279020, 1406922, 1918530, 2110383, 2344870, 2813844, 3517305, 3837060, 4220766, 4689740, 7034610, 8441532, 10551915, 14069220, 21103830, 42207660]

約数ペア:

[(1, 42207660), (2, 21103830), (3, 14069220), (4, 10551915), (5, 8441532), (6, 7034610), (9, 4689740), (10, 4220766), (11, 3837060), (12, 3517305), (15, 2813844), (18, 2344870), (20, 2110383), (22, 1918530), (30, 1406922), (33, 1279020), (36, 1172435), (44, 959265), (45, 937948), (55, 767412), (60, 703461), (66, 639510), (90, 468974), (99, 426340), (110, 383706), (132, 319755), (165, 255804), (180, 234487), (198, 213170), (220, 191853), (330, 127902), (396, 106585), (495, 85268), (660, 63951), (990, 42634), (1980, 21317)]