1756980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:285

約数の個数: 72

約数和(自身を含む): 5477472

約数和(自身を除く): 3720492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 227, 258, 387, 430, 454, 516, 645, 681, 774, 860, 908, 1135, 1290, 1362, 1548, 1935, 2043, 2270, 2580, 2724, 3405, 3870, 4086, 4540, 6810, 7740, 8172, 9761, 10215, 13620, 19522, 20430, 29283, 39044, 40860, 48805, 58566, 87849, 97610, 117132, 146415, 175698, 195220, 292830, 351396, 439245, 585660, 878490, 1756980]

約数ペア:

[(1, 1756980), (2, 878490), (3, 585660), (4, 439245), (5, 351396), (6, 292830), (9, 195220), (10, 175698), (12, 146415), (15, 117132), (18, 97610), (20, 87849), (30, 58566), (36, 48805), (43, 40860), (45, 39044), (60, 29283), (86, 20430), (90, 19522), (129, 13620), (172, 10215), (180, 9761), (215, 8172), (227, 7740), (258, 6810), (387, 4540), (430, 4086), (454, 3870), (516, 3405), (645, 2724), (681, 2580), (774, 2270), (860, 2043), (908, 1935), (1135, 1548), (1290, 1362)]