15331840

素因数分解:

$2^9\times 5^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:189

約数の個数: 80

約数和(自身を含む): 37785528

約数和(自身を除く): 22453688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 113, 128, 160, 212, 226, 256, 265, 320, 424, 452, 512, 530, 565, 640, 848, 904, 1060, 1130, 1280, 1696, 1808, 2120, 2260, 2560, 3392, 3616, 4240, 4520, 5989, 6784, 7232, 8480, 9040, 11978, 13568, 14464, 16960, 18080, 23956, 27136, 28928, 29945, 33920, 36160, 47912, 57856, 59890, 67840, 72320, 95824, 119780, 135680, 144640, 191648, 239560, 289280, 383296, 479120, 766592, 958240, 1533184, 1916480, 3066368, 3832960, 7665920, 15331840]

約数ペア:

[(1, 15331840), (2, 7665920), (4, 3832960), (5, 3066368), (8, 1916480), (10, 1533184), (16, 958240), (20, 766592), (32, 479120), (40, 383296), (53, 289280), (64, 239560), (80, 191648), (106, 144640), (113, 135680), (128, 119780), (160, 95824), (212, 72320), (226, 67840), (256, 59890), (265, 57856), (320, 47912), (424, 36160), (452, 33920), (512, 29945), (530, 28928), (565, 27136), (640, 23956), (848, 18080), (904, 16960), (1060, 14464), (1130, 13568), (1280, 11978), (1696, 9040), (1808, 8480), (2120, 7232), (2260, 6784), (2560, 5989), (3392, 4520), (3616, 4240)]