123008520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{4289}}^1$

素因数の和:4542

約数の個数: 64

約数和(自身を含む): 370656000

約数和(自身を除く): 247647480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 239, 478, 717, 956, 1195, 1434, 1912, 2390, 2868, 3585, 4289, 4780, 5736, 7170, 8578, 9560, 12867, 14340, 17156, 21445, 25734, 28680, 34312, 42890, 51468, 64335, 85780, 102936, 128670, 171560, 257340, 514680, 1025071, 2050142, 3075213, 4100284, 5125355, 6150426, 8200568, 10250710, 12300852, 15376065, 20501420, 24601704, 30752130, 41002840, 61504260, 123008520]

約数ペア:

[(1, 123008520), (2, 61504260), (3, 41002840), (4, 30752130), (5, 24601704), (6, 20501420), (8, 15376065), (10, 12300852), (12, 10250710), (15, 8200568), (20, 6150426), (24, 5125355), (30, 4100284), (40, 3075213), (60, 2050142), (120, 1025071), (239, 514680), (478, 257340), (717, 171560), (956, 128670), (1195, 102936), (1434, 85780), (1912, 64335), (2390, 51468), (2868, 42890), (3585, 34312), (4289, 28680), (4780, 25734), (5736, 21445), (7170, 17156), (8578, 14340), (9560, 12867)]