81481608

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{331}}^1$

素因数の和:619

約数の個数: 96

約数和(自身を含む): 239279040

約数和(自身を除く): 157797432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 263, 312, 331, 468, 526, 662, 789, 936, 993, 1052, 1324, 1578, 1986, 2104, 2367, 2648, 2979, 3156, 3419, 3972, 4303, 4734, 5958, 6312, 6838, 7944, 8606, 9468, 10257, 11916, 12909, 13676, 17212, 18936, 20514, 23832, 25818, 27352, 30771, 34424, 38727, 41028, 51636, 61542, 77454, 82056, 87053, 103272, 123084, 154908, 174106, 246168, 261159, 309816, 348212, 522318, 696424, 783477, 1044636, 1131689, 1566954, 2089272, 2263378, 3133908, 3395067, 4526756, 6267816, 6790134, 9053512, 10185201, 13580268, 20370402, 27160536, 40740804, 81481608]

約数ペア:

[(1, 81481608), (2, 40740804), (3, 27160536), (4, 20370402), (6, 13580268), (8, 10185201), (9, 9053512), (12, 6790134), (13, 6267816), (18, 4526756), (24, 3395067), (26, 3133908), (36, 2263378), (39, 2089272), (52, 1566954), (72, 1131689), (78, 1044636), (104, 783477), (117, 696424), (156, 522318), (234, 348212), (263, 309816), (312, 261159), (331, 246168), (468, 174106), (526, 154908), (662, 123084), (789, 103272), (936, 87053), (993, 82056), (1052, 77454), (1324, 61542), (1578, 51636), (1986, 41028), (2104, 38727), (2367, 34424), (2648, 30771), (2979, 27352), (3156, 25818), (3419, 23832), (3972, 20514), (4303, 18936), (4734, 17212), (5958, 13676), (6312, 12909), (6838, 11916), (7944, 10257), (8606, 9468)]