204181380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{87257}}^1$

素因数の和:87285

約数の個数: 72

約数和(自身を含む): 667000152

約数和(自身を除く): 462818772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 87257, 174514, 261771, 349028, 436285, 523542, 785313, 872570, 1047084, 1134341, 1308855, 1570626, 1745140, 2268682, 2617710, 3141252, 3403023, 3926565, 4537364, 5235420, 5671705, 6806046, 7853130, 10209069, 11343410, 13612092, 15706260, 17015115, 20418138, 22686820, 34030230, 40836276, 51045345, 68060460, 102090690, 204181380]

約数ペア:

[(1, 204181380), (2, 102090690), (3, 68060460), (4, 51045345), (5, 40836276), (6, 34030230), (9, 22686820), (10, 20418138), (12, 17015115), (13, 15706260), (15, 13612092), (18, 11343410), (20, 10209069), (26, 7853130), (30, 6806046), (36, 5671705), (39, 5235420), (45, 4537364), (52, 3926565), (60, 3403023), (65, 3141252), (78, 2617710), (90, 2268682), (117, 1745140), (130, 1570626), (156, 1308855), (180, 1134341), (195, 1047084), (234, 872570), (260, 785313), (390, 523542), (468, 436285), (585, 349028), (780, 261771), (1170, 174514), (2340, 87257)]