30316480

素因数分解:

$2^6\times 5^1\times {\mathrm{211}}^1\times {\mathrm{449}}^1$

素因数の和:677

約数の個数: 56

約数和(自身を含む): 72694800

約数和(自身を除く): 42378320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 211, 320, 422, 449, 844, 898, 1055, 1688, 1796, 2110, 2245, 3376, 3592, 4220, 4490, 6752, 7184, 8440, 8980, 13504, 14368, 16880, 17960, 28736, 33760, 35920, 67520, 71840, 94739, 143680, 189478, 378956, 473695, 757912, 947390, 1515824, 1894780, 3031648, 3789560, 6063296, 7579120, 15158240, 30316480]

約数ペア:

[(1, 30316480), (2, 15158240), (4, 7579120), (5, 6063296), (8, 3789560), (10, 3031648), (16, 1894780), (20, 1515824), (32, 947390), (40, 757912), (64, 473695), (80, 378956), (160, 189478), (211, 143680), (320, 94739), (422, 71840), (449, 67520), (844, 35920), (898, 33760), (1055, 28736), (1688, 17960), (1796, 16880), (2110, 14368), (2245, 13504), (3376, 8980), (3592, 8440), (4220, 7184), (4490, 6752)]