289410520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{15427}}^1$

素因数の和:15512

約数の個数: 64

約数和(自身を含む): 755354880

約数和(自身を除く): 465944360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2345, 2680, 3752, 4690, 9380, 15427, 18760, 30854, 61708, 77135, 107989, 123416, 154270, 215978, 308540, 431956, 539945, 617080, 863912, 1033609, 1079890, 2067218, 2159780, 4134436, 4319560, 5168045, 7235263, 8268872, 10336090, 14470526, 20672180, 28941052, 36176315, 41344360, 57882104, 72352630, 144705260, 289410520]

約数ペア:

[(1, 289410520), (2, 144705260), (4, 72352630), (5, 57882104), (7, 41344360), (8, 36176315), (10, 28941052), (14, 20672180), (20, 14470526), (28, 10336090), (35, 8268872), (40, 7235263), (56, 5168045), (67, 4319560), (70, 4134436), (134, 2159780), (140, 2067218), (268, 1079890), (280, 1033609), (335, 863912), (469, 617080), (536, 539945), (670, 431956), (938, 308540), (1340, 215978), (1876, 154270), (2345, 123416), (2680, 107989), (3752, 77135), (4690, 61708), (9380, 30854), (15427, 18760)]