1330451320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{15349}}^1$

素因数の和:15568

約数の個数: 64

約数和(自身を含む): 3282444000

約数和(自身を除く): 1951992680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 197, 220, 394, 440, 788, 985, 1576, 1970, 2167, 3940, 4334, 7880, 8668, 10835, 15349, 17336, 21670, 30698, 43340, 61396, 76745, 86680, 122792, 153490, 168839, 306980, 337678, 613960, 675356, 844195, 1350712, 1688390, 3023753, 3376780, 6047506, 6753560, 12095012, 15118765, 24190024, 30237530, 33261283, 60475060, 66522566, 120950120, 133045132, 166306415, 266090264, 332612830, 665225660, 1330451320]

約数ペア:

[(1, 1330451320), (2, 665225660), (4, 332612830), (5, 266090264), (8, 166306415), (10, 133045132), (11, 120950120), (20, 66522566), (22, 60475060), (40, 33261283), (44, 30237530), (55, 24190024), (88, 15118765), (110, 12095012), (197, 6753560), (220, 6047506), (394, 3376780), (440, 3023753), (788, 1688390), (985, 1350712), (1576, 844195), (1970, 675356), (2167, 613960), (3940, 337678), (4334, 306980), (7880, 168839), (8668, 153490), (10835, 122792), (15349, 86680), (17336, 76745), (21670, 61396), (30698, 43340)]