204579180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{87427}}^1$

素因数の和:87455

約数の個数: 72

約数和(自身を含む): 668299632

約数和(自身を除く): 463720452

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, 87427, 174854, 262281, 349708, 437135, 524562, 786843, 874270, 1049124, 1136551, 1311405, 1573686, 1748540, 2273102, 2622810, 3147372, 3409653, 3934215, 4546204, 5245620, 5682755, 6819306, 7868430, 10228959, 11365510, 13638612, 15736860, 17048265, 20457918, 22731020, 34096530, 40915836, 51144795, 68193060, 102289590, 204579180]

約数ペア:

[(1, 204579180), (2, 102289590), (3, 68193060), (4, 51144795), (5, 40915836), (6, 34096530), (9, 22731020), (10, 20457918), (12, 17048265), (13, 15736860), (15, 13638612), (18, 11365510), (20, 10228959), (26, 7868430), (30, 6819306), (36, 5682755), (39, 5245620), (45, 4546204), (52, 3934215), (60, 3409653), (65, 3147372), (78, 2622810), (90, 2273102), (117, 1748540), (130, 1573686), (156, 1311405), (180, 1136551), (195, 1049124), (234, 874270), (260, 786843), (390, 524562), (468, 437135), (585, 349708), (780, 262281), (1170, 174854), (2340, 87427)]