108478260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{54787}}^1$

素因数の和:54813

約数の個数: 72

約数和(自身を含む): 358970976

約数和(自身を除く): 250492716

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, 54787, 109574, 164361, 219148, 273935, 328722, 493083, 547870, 602657, 657444, 821805, 986166, 1095740, 1205314, 1643610, 1807971, 1972332, 2410628, 2465415, 3013285, 3287220, 3615942, 4930830, 5423913, 6026570, 7231884, 9039855, 9861660, 10847826, 12053140, 18079710, 21695652, 27119565, 36159420, 54239130, 108478260]

約数ペア:

[(1, 108478260), (2, 54239130), (3, 36159420), (4, 27119565), (5, 21695652), (6, 18079710), (9, 12053140), (10, 10847826), (11, 9861660), (12, 9039855), (15, 7231884), (18, 6026570), (20, 5423913), (22, 4930830), (30, 3615942), (33, 3287220), (36, 3013285), (44, 2465415), (45, 2410628), (55, 1972332), (60, 1807971), (66, 1643610), (90, 1205314), (99, 1095740), (110, 986166), (132, 821805), (165, 657444), (180, 602657), (198, 547870), (220, 493083), (330, 328722), (396, 273935), (495, 219148), (660, 164361), (990, 109574), (1980, 54787)]