15985680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1549}}^1$

素因数の和:1608

約数の個数: 80

約数和(自身を含む): 50740800

約数和(自身を除く): 34755120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1549, 1720, 2064, 2580, 3098, 3440, 4647, 5160, 6196, 7745, 9294, 10320, 12392, 15490, 18588, 23235, 24784, 30980, 37176, 46470, 61960, 66607, 74352, 92940, 123920, 133214, 185880, 199821, 266428, 333035, 371760, 399642, 532856, 666070, 799284, 999105, 1065712, 1332140, 1598568, 1998210, 2664280, 3197136, 3996420, 5328560, 7992840, 15985680]

約数ペア:

[(1, 15985680), (2, 7992840), (3, 5328560), (4, 3996420), (5, 3197136), (6, 2664280), (8, 1998210), (10, 1598568), (12, 1332140), (15, 1065712), (16, 999105), (20, 799284), (24, 666070), (30, 532856), (40, 399642), (43, 371760), (48, 333035), (60, 266428), (80, 199821), (86, 185880), (120, 133214), (129, 123920), (172, 92940), (215, 74352), (240, 66607), (258, 61960), (344, 46470), (430, 37176), (516, 30980), (645, 24784), (688, 23235), (860, 18588), (1032, 15490), (1290, 12392), (1549, 10320), (1720, 9294), (2064, 7745), (2580, 6196), (3098, 5160), (3440, 4647)]