405972

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{179}}^1$

素因数の和:202

約数の個数: 60

約数和(自身を含む): 1219680

約数和(自身を除く): 813708

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 179, 189, 252, 324, 358, 378, 537, 567, 716, 756, 1074, 1134, 1253, 1611, 2148, 2268, 2506, 3222, 3759, 4833, 5012, 6444, 7518, 9666, 11277, 14499, 15036, 19332, 22554, 28998, 33831, 45108, 57996, 67662, 101493, 135324, 202986, 405972]

約数ペア:

[(1, 405972), (2, 202986), (3, 135324), (4, 101493), (6, 67662), (7, 57996), (9, 45108), (12, 33831), (14, 28998), (18, 22554), (21, 19332), (27, 15036), (28, 14499), (36, 11277), (42, 9666), (54, 7518), (63, 6444), (81, 5012), (84, 4833), (108, 3759), (126, 3222), (162, 2506), (179, 2268), (189, 2148), (252, 1611), (324, 1253), (358, 1134), (378, 1074), (537, 756), (567, 716)]