18255660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{181}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 52682448

約数和(自身を除く): 34426788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 181, 205, 246, 362, 410, 492, 543, 615, 724, 820, 905, 1086, 1230, 1681, 1810, 2172, 2460, 2715, 3362, 3620, 5043, 5430, 6724, 7421, 8405, 10086, 10860, 14842, 16810, 20172, 22263, 25215, 29684, 33620, 37105, 44526, 50430, 74210, 89052, 100860, 111315, 148420, 222630, 304261, 445260, 608522, 912783, 1217044, 1521305, 1825566, 3042610, 3651132, 4563915, 6085220, 9127830, 18255660]

約数ペア:

[(1, 18255660), (2, 9127830), (3, 6085220), (4, 4563915), (5, 3651132), (6, 3042610), (10, 1825566), (12, 1521305), (15, 1217044), (20, 912783), (30, 608522), (41, 445260), (60, 304261), (82, 222630), (123, 148420), (164, 111315), (181, 100860), (205, 89052), (246, 74210), (362, 50430), (410, 44526), (492, 37105), (543, 33620), (615, 29684), (724, 25215), (820, 22263), (905, 20172), (1086, 16810), (1230, 14842), (1681, 10860), (1810, 10086), (2172, 8405), (2460, 7421), (2715, 6724), (3362, 5430), (3620, 5043)]