55452420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4339}}^1$

素因数の和:4425

約数の個数: 72

約数和(自身を含む): 170614080

約数和(自身を除く): 115161660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 4339, 6390, 8678, 12780, 13017, 17356, 21695, 26034, 39051, 43390, 52068, 65085, 78102, 86780, 130170, 156204, 195255, 260340, 308069, 390510, 616138, 781020, 924207, 1232276, 1540345, 1848414, 2772621, 3080690, 3696828, 4621035, 5545242, 6161380, 9242070, 11090484, 13863105, 18484140, 27726210, 55452420]

約数ペア:

[(1, 55452420), (2, 27726210), (3, 18484140), (4, 13863105), (5, 11090484), (6, 9242070), (9, 6161380), (10, 5545242), (12, 4621035), (15, 3696828), (18, 3080690), (20, 2772621), (30, 1848414), (36, 1540345), (45, 1232276), (60, 924207), (71, 781020), (90, 616138), (142, 390510), (180, 308069), (213, 260340), (284, 195255), (355, 156204), (426, 130170), (639, 86780), (710, 78102), (852, 65085), (1065, 52068), (1278, 43390), (1420, 39051), (2130, 26034), (2556, 21695), (3195, 17356), (4260, 13017), (4339, 12780), (6390, 8678)]