203468440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{4877}}^1$

素因数の和:5044

約数の個数: 64

約数和(自身を含む): 526824000

約数和(自身を除く): 323355560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 149, 280, 298, 596, 745, 1043, 1192, 1490, 2086, 2980, 4172, 4877, 5215, 5960, 8344, 9754, 10430, 19508, 20860, 24385, 34139, 39016, 41720, 48770, 68278, 97540, 136556, 170695, 195080, 273112, 341390, 682780, 726673, 1365560, 1453346, 2906692, 3633365, 5086711, 5813384, 7266730, 10173422, 14533460, 20346844, 25433555, 29066920, 40693688, 50867110, 101734220, 203468440]

約数ペア:

[(1, 203468440), (2, 101734220), (4, 50867110), (5, 40693688), (7, 29066920), (8, 25433555), (10, 20346844), (14, 14533460), (20, 10173422), (28, 7266730), (35, 5813384), (40, 5086711), (56, 3633365), (70, 2906692), (140, 1453346), (149, 1365560), (280, 726673), (298, 682780), (596, 341390), (745, 273112), (1043, 195080), (1192, 170695), (1490, 136556), (2086, 97540), (2980, 68278), (4172, 48770), (4877, 41720), (5215, 39016), (5960, 34139), (8344, 24385), (9754, 20860), (10430, 19508)]