16323440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{283}}^1$

素因数の和:406

約数の個数: 80

約数和(自身を含む): 43949568

約数和(自身を除く): 27626128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 103, 112, 140, 206, 280, 283, 412, 515, 560, 566, 721, 824, 1030, 1132, 1415, 1442, 1648, 1981, 2060, 2264, 2830, 2884, 3605, 3962, 4120, 4528, 5660, 5768, 7210, 7924, 8240, 9905, 11320, 11536, 14420, 15848, 19810, 22640, 28840, 29149, 31696, 39620, 57680, 58298, 79240, 116596, 145745, 158480, 204043, 233192, 291490, 408086, 466384, 582980, 816172, 1020215, 1165960, 1632344, 2040430, 2331920, 3264688, 4080860, 8161720, 16323440]

約数ペア:

[(1, 16323440), (2, 8161720), (4, 4080860), (5, 3264688), (7, 2331920), (8, 2040430), (10, 1632344), (14, 1165960), (16, 1020215), (20, 816172), (28, 582980), (35, 466384), (40, 408086), (56, 291490), (70, 233192), (80, 204043), (103, 158480), (112, 145745), (140, 116596), (206, 79240), (280, 58298), (283, 57680), (412, 39620), (515, 31696), (560, 29149), (566, 28840), (721, 22640), (824, 19810), (1030, 15848), (1132, 14420), (1415, 11536), (1442, 11320), (1648, 9905), (1981, 8240), (2060, 7924), (2264, 7210), (2830, 5768), (2884, 5660), (3605, 4528), (3962, 4120)]