15501440

素因数分解:

$2^7\times 5^1\times {\mathrm{53}}^1\times {\mathrm{457}}^1$

素因数の和:529

約数の個数: 64

約数和(自身を含む): 37839960

約数和(自身を除く): 22338520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 265, 320, 424, 457, 530, 640, 848, 914, 1060, 1696, 1828, 2120, 2285, 3392, 3656, 4240, 4570, 6784, 7312, 8480, 9140, 14624, 16960, 18280, 24221, 29248, 33920, 36560, 48442, 58496, 73120, 96884, 121105, 146240, 193768, 242210, 292480, 387536, 484420, 775072, 968840, 1550144, 1937680, 3100288, 3875360, 7750720, 15501440]

約数ペア:

[(1, 15501440), (2, 7750720), (4, 3875360), (5, 3100288), (8, 1937680), (10, 1550144), (16, 968840), (20, 775072), (32, 484420), (40, 387536), (53, 292480), (64, 242210), (80, 193768), (106, 146240), (128, 121105), (160, 96884), (212, 73120), (265, 58496), (320, 48442), (424, 36560), (457, 33920), (530, 29248), (640, 24221), (848, 18280), (914, 16960), (1060, 14624), (1696, 9140), (1828, 8480), (2120, 7312), (2285, 6784), (3392, 4570), (3656, 4240)]