15158240

素因数分解:

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

素因数の和:675

約数の個数: 48

約数和(自身を含む): 36061200

約数和(自身を除く): 20902960

約数列:

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

約数ペア:

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