123062920

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{977}}^1$

素因数の和:1102

約数の個数: 64

約数和(自身を含む): 287297280

約数和(自身を除く): 164234360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 67, 94, 134, 188, 235, 268, 335, 376, 470, 536, 670, 940, 977, 1340, 1880, 1954, 2680, 3149, 3908, 4885, 6298, 7816, 9770, 12596, 15745, 19540, 25192, 31490, 39080, 45919, 62980, 65459, 91838, 125960, 130918, 183676, 229595, 261836, 327295, 367352, 459190, 523672, 654590, 918380, 1309180, 1836760, 2618360, 3076573, 6153146, 12306292, 15382865, 24612584, 30765730, 61531460, 123062920]

約数ペア:

[(1, 123062920), (2, 61531460), (4, 30765730), (5, 24612584), (8, 15382865), (10, 12306292), (20, 6153146), (40, 3076573), (47, 2618360), (67, 1836760), (94, 1309180), (134, 918380), (188, 654590), (235, 523672), (268, 459190), (335, 367352), (376, 327295), (470, 261836), (536, 229595), (670, 183676), (940, 130918), (977, 125960), (1340, 91838), (1880, 65459), (1954, 62980), (2680, 45919), (3149, 39080), (3908, 31490), (4885, 25192), (6298, 19540), (7816, 15745), (9770, 12596)]