15393350

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:190

約数の個数: 72

約数和(自身を含む): 34180848

約数和(自身を除く): 18787498

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 61, 70, 98, 103, 122, 175, 206, 245, 305, 350, 427, 490, 515, 610, 721, 854, 1030, 1225, 1442, 1525, 2135, 2450, 2575, 2989, 3050, 3605, 4270, 5047, 5150, 5978, 6283, 7210, 10094, 10675, 12566, 14945, 18025, 21350, 25235, 29890, 31415, 36050, 43981, 50470, 62830, 74725, 87962, 126175, 149450, 157075, 219905, 252350, 307867, 314150, 439810, 615734, 1099525, 1539335, 2199050, 3078670, 7696675, 15393350]

約数ペア:

[(1, 15393350), (2, 7696675), (5, 3078670), (7, 2199050), (10, 1539335), (14, 1099525), (25, 615734), (35, 439810), (49, 314150), (50, 307867), (61, 252350), (70, 219905), (98, 157075), (103, 149450), (122, 126175), (175, 87962), (206, 74725), (245, 62830), (305, 50470), (350, 43981), (427, 36050), (490, 31415), (515, 29890), (610, 25235), (721, 21350), (854, 18025), (1030, 14945), (1225, 12566), (1442, 10675), (1525, 10094), (2135, 7210), (2450, 6283), (2575, 5978), (2989, 5150), (3050, 5047), (3605, 4270)]