210325720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{1777}}^1$

素因数の和:2068

約数の個数: 64

約数和(自身を含む): 518464800

約数和(自身を除く): 308139080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 269, 440, 538, 1076, 1345, 1777, 2152, 2690, 2959, 3554, 5380, 5918, 7108, 8885, 10760, 11836, 14216, 14795, 17770, 19547, 23672, 29590, 35540, 39094, 59180, 71080, 78188, 97735, 118360, 156376, 195470, 390940, 478013, 781880, 956026, 1912052, 2390065, 3824104, 4780130, 5258143, 9560260, 10516286, 19120520, 21032572, 26290715, 42065144, 52581430, 105162860, 210325720]

約数ペア:

[(1, 210325720), (2, 105162860), (4, 52581430), (5, 42065144), (8, 26290715), (10, 21032572), (11, 19120520), (20, 10516286), (22, 9560260), (40, 5258143), (44, 4780130), (55, 3824104), (88, 2390065), (110, 1912052), (220, 956026), (269, 781880), (440, 478013), (538, 390940), (1076, 195470), (1345, 156376), (1777, 118360), (2152, 97735), (2690, 78188), (2959, 71080), (3554, 59180), (5380, 39094), (5918, 35540), (7108, 29590), (8885, 23672), (10760, 19547), (11836, 17770), (14216, 14795)]