128956080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{48847}}^1$

素因数の和:48874

約数の個数: 80

約数和(自身を含む): 436114944

約数和(自身を除く): 307158864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 48847, 97694, 146541, 195388, 244235, 293082, 390776, 488470, 537317, 586164, 732705, 781552, 976940, 1074634, 1172328, 1465410, 1611951, 1953880, 2149268, 2344656, 2686585, 2930820, 3223902, 3907760, 4298536, 5373170, 5861640, 6447804, 8059755, 8597072, 10746340, 11723280, 12895608, 16119510, 21492680, 25791216, 32239020, 42985360, 64478040, 128956080]

約数ペア:

[(1, 128956080), (2, 64478040), (3, 42985360), (4, 32239020), (5, 25791216), (6, 21492680), (8, 16119510), (10, 12895608), (11, 11723280), (12, 10746340), (15, 8597072), (16, 8059755), (20, 6447804), (22, 5861640), (24, 5373170), (30, 4298536), (33, 3907760), (40, 3223902), (44, 2930820), (48, 2686585), (55, 2344656), (60, 2149268), (66, 1953880), (80, 1611951), (88, 1465410), (110, 1172328), (120, 1074634), (132, 976940), (165, 781552), (176, 732705), (220, 586164), (240, 537317), (264, 488470), (330, 390776), (440, 293082), (528, 244235), (660, 195388), (880, 146541), (1320, 97694), (2640, 48847)]