538435920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{203953}}^1$

素因数の和:203980

約数の個数: 80

約数和(自身を含む): 1820901312

約数和(自身を除く): 1282465392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 203953, 407906, 611859, 815812, 1019765, 1223718, 1631624, 2039530, 2243483, 2447436, 3059295, 3263248, 4079060, 4486966, 4894872, 6118590, 6730449, 8158120, 8973932, 9789744, 11217415, 12237180, 13460898, 16316240, 17947864, 22434830, 24474360, 26921796, 33652245, 35895728, 44869660, 48948720, 53843592, 67304490, 89739320, 107687184, 134608980, 179478640, 269217960, 538435920]

約数ペア:

[(1, 538435920), (2, 269217960), (3, 179478640), (4, 134608980), (5, 107687184), (6, 89739320), (8, 67304490), (10, 53843592), (11, 48948720), (12, 44869660), (15, 35895728), (16, 33652245), (20, 26921796), (22, 24474360), (24, 22434830), (30, 17947864), (33, 16316240), (40, 13460898), (44, 12237180), (48, 11217415), (55, 9789744), (60, 8973932), (66, 8158120), (80, 6730449), (88, 6118590), (110, 4894872), (120, 4486966), (132, 4079060), (165, 3263248), (176, 3059295), (220, 2447436), (240, 2243483), (264, 2039530), (330, 1631624), (440, 1223718), (528, 1019765), (660, 815812), (880, 611859), (1320, 407906), (2640, 203953)]