280296252

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{383}}^1\times {\mathrm{701}}^1$

素因数の和:1123

約数の個数: 72

約数和(自身を含む): 735920640

約数和(自身を除く): 455624388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 383, 522, 701, 766, 1044, 1149, 1402, 1532, 2103, 2298, 2804, 3447, 4206, 4596, 6309, 6894, 8412, 11107, 12618, 13788, 20329, 22214, 25236, 33321, 40658, 44428, 60987, 66642, 81316, 99963, 121974, 133284, 182961, 199926, 243948, 268483, 365922, 399852, 536966, 731844, 805449, 1073932, 1610898, 2416347, 3221796, 4832694, 7786007, 9665388, 15572014, 23358021, 31144028, 46716042, 70074063, 93432084, 140148126, 280296252]

約数ペア:

[(1, 280296252), (2, 140148126), (3, 93432084), (4, 70074063), (6, 46716042), (9, 31144028), (12, 23358021), (18, 15572014), (29, 9665388), (36, 7786007), (58, 4832694), (87, 3221796), (116, 2416347), (174, 1610898), (261, 1073932), (348, 805449), (383, 731844), (522, 536966), (701, 399852), (766, 365922), (1044, 268483), (1149, 243948), (1402, 199926), (1532, 182961), (2103, 133284), (2298, 121974), (2804, 99963), (3447, 81316), (4206, 66642), (4596, 60987), (6309, 44428), (6894, 40658), (8412, 33321), (11107, 25236), (12618, 22214), (13788, 20329)]