121928840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1531}}^1$

素因数の和:1734

約数の個数: 64

約数和(自身を含む): 301129920

約数和(自身を除く): 179201080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 181, 220, 362, 440, 724, 905, 1448, 1531, 1810, 1991, 3062, 3620, 3982, 6124, 7240, 7655, 7964, 9955, 12248, 15310, 15928, 16841, 19910, 30620, 33682, 39820, 61240, 67364, 79640, 84205, 134728, 168410, 277111, 336820, 554222, 673640, 1108444, 1385555, 2216888, 2771110, 3048221, 5542220, 6096442, 11084440, 12192884, 15241105, 24385768, 30482210, 60964420, 121928840]

約数ペア:

[(1, 121928840), (2, 60964420), (4, 30482210), (5, 24385768), (8, 15241105), (10, 12192884), (11, 11084440), (20, 6096442), (22, 5542220), (40, 3048221), (44, 2771110), (55, 2216888), (88, 1385555), (110, 1108444), (181, 673640), (220, 554222), (362, 336820), (440, 277111), (724, 168410), (905, 134728), (1448, 84205), (1531, 79640), (1810, 67364), (1991, 61240), (3062, 39820), (3620, 33682), (3982, 30620), (6124, 19910), (7240, 16841), (7655, 15928), (7964, 15310), (9955, 12248)]