15522640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{523}}^1$

素因数の和:596

約数の個数: 80

約数和(自身を含む): 42104448

約数和(自身を除く): 26581808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 280, 371, 424, 523, 530, 560, 742, 848, 1046, 1060, 1484, 1855, 2092, 2120, 2615, 2968, 3661, 3710, 4184, 4240, 5230, 5936, 7322, 7420, 8368, 10460, 14644, 14840, 18305, 20920, 27719, 29288, 29680, 36610, 41840, 55438, 58576, 73220, 110876, 138595, 146440, 194033, 221752, 277190, 292880, 388066, 443504, 554380, 776132, 970165, 1108760, 1552264, 1940330, 2217520, 3104528, 3880660, 7761320, 15522640]

約数ペア:

[(1, 15522640), (2, 7761320), (4, 3880660), (5, 3104528), (7, 2217520), (8, 1940330), (10, 1552264), (14, 1108760), (16, 970165), (20, 776132), (28, 554380), (35, 443504), (40, 388066), (53, 292880), (56, 277190), (70, 221752), (80, 194033), (106, 146440), (112, 138595), (140, 110876), (212, 73220), (265, 58576), (280, 55438), (371, 41840), (424, 36610), (523, 29680), (530, 29288), (560, 27719), (742, 20920), (848, 18305), (1046, 14840), (1060, 14644), (1484, 10460), (1855, 8368), (2092, 7420), (2120, 7322), (2615, 5936), (2968, 5230), (3661, 4240), (3710, 4184)]