179490780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{142453}}^1$

素因数の和:142475

約数の個数: 72

約数和(自身を含む): 622239072

約数和(自身を除く): 442748292

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 142453, 284906, 427359, 569812, 712265, 854718, 997171, 1282077, 1424530, 1709436, 1994342, 2136795, 2564154, 2849060, 2991513, 3988684, 4273590, 4985855, 5128308, 5983026, 6410385, 8547180, 8974539, 9971710, 11966052, 12820770, 14957565, 17949078, 19943420, 25641540, 29915130, 35898156, 44872695, 59830260, 89745390, 179490780]

約数ペア:

[(1, 179490780), (2, 89745390), (3, 59830260), (4, 44872695), (5, 35898156), (6, 29915130), (7, 25641540), (9, 19943420), (10, 17949078), (12, 14957565), (14, 12820770), (15, 11966052), (18, 9971710), (20, 8974539), (21, 8547180), (28, 6410385), (30, 5983026), (35, 5128308), (36, 4985855), (42, 4273590), (45, 3988684), (60, 2991513), (63, 2849060), (70, 2564154), (84, 2136795), (90, 1994342), (105, 1709436), (126, 1424530), (140, 1282077), (180, 997171), (210, 854718), (252, 712265), (315, 569812), (420, 427359), (630, 284906), (1260, 142453)]