123488880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7247}}^1$

素因数の和:7334

約数の個数: 80

約数和(自身を含む): 388260864

約数和(自身を除く): 264771984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1420, 1704, 2130, 2840, 3408, 4260, 5680, 7247, 8520, 14494, 17040, 21741, 28988, 36235, 43482, 57976, 72470, 86964, 108705, 115952, 144940, 173928, 217410, 289880, 347856, 434820, 514537, 579760, 869640, 1029074, 1543611, 1739280, 2058148, 2572685, 3087222, 4116296, 5145370, 6174444, 7718055, 8232592, 10290740, 12348888, 15436110, 20581480, 24697776, 30872220, 41162960, 61744440, 123488880]

約数ペア:

[(1, 123488880), (2, 61744440), (3, 41162960), (4, 30872220), (5, 24697776), (6, 20581480), (8, 15436110), (10, 12348888), (12, 10290740), (15, 8232592), (16, 7718055), (20, 6174444), (24, 5145370), (30, 4116296), (40, 3087222), (48, 2572685), (60, 2058148), (71, 1739280), (80, 1543611), (120, 1029074), (142, 869640), (213, 579760), (240, 514537), (284, 434820), (355, 347856), (426, 289880), (568, 217410), (710, 173928), (852, 144940), (1065, 115952), (1136, 108705), (1420, 86964), (1704, 72470), (2130, 57976), (2840, 43482), (3408, 36235), (4260, 28988), (5680, 21741), (7247, 17040), (8520, 14494)]