15408680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{487}}^1$

素因数の和:618

約数の個数: 64

約数和(自身を含む): 40055040

約数和(自身を除く): 24646360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 226, 280, 452, 487, 565, 791, 904, 974, 1130, 1582, 1948, 2260, 2435, 3164, 3409, 3896, 3955, 4520, 4870, 6328, 6818, 7910, 9740, 13636, 15820, 17045, 19480, 27272, 31640, 34090, 55031, 68180, 110062, 136360, 220124, 275155, 385217, 440248, 550310, 770434, 1100620, 1540868, 1926085, 2201240, 3081736, 3852170, 7704340, 15408680]

約数ペア:

[(1, 15408680), (2, 7704340), (4, 3852170), (5, 3081736), (7, 2201240), (8, 1926085), (10, 1540868), (14, 1100620), (20, 770434), (28, 550310), (35, 440248), (40, 385217), (56, 275155), (70, 220124), (113, 136360), (140, 110062), (226, 68180), (280, 55031), (452, 34090), (487, 31640), (565, 27272), (791, 19480), (904, 17045), (974, 15820), (1130, 13636), (1582, 9740), (1948, 7910), (2260, 6818), (2435, 6328), (3164, 4870), (3409, 4520), (3896, 3955)]