210254220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{106189}}^1$

素因数の和:106215

約数の個数: 72

約数和(自身を含む): 695756880

約数和(自身を除く): 485502660

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, 106189, 212378, 318567, 424756, 530945, 637134, 955701, 1061890, 1168079, 1274268, 1592835, 1911402, 2123780, 2336158, 3185670, 3504237, 3822804, 4672316, 4778505, 5840395, 6371340, 7008474, 9557010, 10512711, 11680790, 14016948, 17521185, 19114020, 21025422, 23361580, 35042370, 42050844, 52563555, 70084740, 105127110, 210254220]

約数ペア:

[(1, 210254220), (2, 105127110), (3, 70084740), (4, 52563555), (5, 42050844), (6, 35042370), (9, 23361580), (10, 21025422), (11, 19114020), (12, 17521185), (15, 14016948), (18, 11680790), (20, 10512711), (22, 9557010), (30, 7008474), (33, 6371340), (36, 5840395), (44, 4778505), (45, 4672316), (55, 3822804), (60, 3504237), (66, 3185670), (90, 2336158), (99, 2123780), (110, 1911402), (132, 1592835), (165, 1274268), (180, 1168079), (198, 1061890), (220, 955701), (330, 637134), (396, 530945), (495, 424756), (660, 318567), (990, 212378), (1980, 106189)]