740778880

素因数分解:

$2^7\times 5^1\times {\mathrm{53}}^1\times {\mathrm{21839}}^1$

素因数の和:21911

約数の個数: 64

約数和(自身を含む): 1804420800

約数和(自身を除く): 1063641920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 265, 320, 424, 530, 640, 848, 1060, 1696, 2120, 3392, 4240, 6784, 8480, 16960, 21839, 33920, 43678, 87356, 109195, 174712, 218390, 349424, 436780, 698848, 873560, 1157467, 1397696, 1747120, 2314934, 2795392, 3494240, 4629868, 5787335, 6988480, 9259736, 11574670, 13976960, 18519472, 23149340, 37038944, 46298680, 74077888, 92597360, 148155776, 185194720, 370389440, 740778880]

約数ペア:

[(1, 740778880), (2, 370389440), (4, 185194720), (5, 148155776), (8, 92597360), (10, 74077888), (16, 46298680), (20, 37038944), (32, 23149340), (40, 18519472), (53, 13976960), (64, 11574670), (80, 9259736), (106, 6988480), (128, 5787335), (160, 4629868), (212, 3494240), (265, 2795392), (320, 2314934), (424, 1747120), (530, 1397696), (640, 1157467), (848, 873560), (1060, 698848), (1696, 436780), (2120, 349424), (3392, 218390), (4240, 174712), (6784, 109195), (8480, 87356), (16960, 43678), (21839, 33920)]