254614620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1657}}^1$

素因数の和:1879

約数の個数: 96

約数和(自身を含む): 772123968

約数和(自身を除く): 517509348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 197, 260, 390, 394, 591, 780, 788, 985, 1182, 1657, 1970, 2364, 2561, 2955, 3314, 3940, 4971, 5122, 5910, 6628, 7683, 8285, 9942, 10244, 11820, 12805, 15366, 16570, 19884, 21541, 24855, 25610, 30732, 33140, 38415, 43082, 49710, 51220, 64623, 76830, 86164, 99420, 107705, 129246, 153660, 215410, 258492, 323115, 326429, 430820, 646230, 652858, 979287, 1292460, 1305716, 1632145, 1958574, 3264290, 3917148, 4243577, 4896435, 6528580, 8487154, 9792870, 12730731, 16974308, 19585740, 21217885, 25461462, 42435770, 50922924, 63653655, 84871540, 127307310, 254614620]

約数ペア:

[(1, 254614620), (2, 127307310), (3, 84871540), (4, 63653655), (5, 50922924), (6, 42435770), (10, 25461462), (12, 21217885), (13, 19585740), (15, 16974308), (20, 12730731), (26, 9792870), (30, 8487154), (39, 6528580), (52, 4896435), (60, 4243577), (65, 3917148), (78, 3264290), (130, 1958574), (156, 1632145), (195, 1305716), (197, 1292460), (260, 979287), (390, 652858), (394, 646230), (591, 430820), (780, 326429), (788, 323115), (985, 258492), (1182, 215410), (1657, 153660), (1970, 129246), (2364, 107705), (2561, 99420), (2955, 86164), (3314, 76830), (3940, 64623), (4971, 51220), (5122, 49710), (5910, 43082), (6628, 38415), (7683, 33140), (8285, 30732), (9942, 25610), (10244, 24855), (11820, 21541), (12805, 19884), (15366, 16570)]