288520760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{9787}}^1$

素因数の和:9876

約数の個数: 64

約数和(自身を含む): 718830720

約数和(自身を除く): 430309960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 440, 536, 670, 737, 1340, 1474, 2680, 2948, 3685, 5896, 7370, 9787, 14740, 19574, 29480, 39148, 48935, 78296, 97870, 107657, 195740, 215314, 391480, 430628, 538285, 655729, 861256, 1076570, 1311458, 2153140, 2622916, 3278645, 4306280, 5245832, 6557290, 7213019, 13114580, 14426038, 26229160, 28852076, 36065095, 57704152, 72130190, 144260380, 288520760]

約数ペア:

[(1, 288520760), (2, 144260380), (4, 72130190), (5, 57704152), (8, 36065095), (10, 28852076), (11, 26229160), (20, 14426038), (22, 13114580), (40, 7213019), (44, 6557290), (55, 5245832), (67, 4306280), (88, 3278645), (110, 2622916), (134, 2153140), (220, 1311458), (268, 1076570), (335, 861256), (440, 655729), (536, 538285), (670, 430628), (737, 391480), (1340, 215314), (1474, 195740), (2680, 107657), (2948, 97870), (3685, 78296), (5896, 48935), (7370, 39148), (9787, 29480), (14740, 19574)]