28783080

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{919}}^1$

素因数の和:968

約数の個数: 128

約数和(自身を含む): 99360000

約数和(自身を除く): 70576920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 54, 58, 60, 72, 87, 90, 108, 116, 120, 135, 145, 174, 180, 216, 232, 261, 270, 290, 348, 360, 435, 522, 540, 580, 696, 783, 870, 919, 1044, 1080, 1160, 1305, 1566, 1740, 1838, 2088, 2610, 2757, 3132, 3480, 3676, 3915, 4595, 5220, 5514, 6264, 7352, 7830, 8271, 9190, 10440, 11028, 13785, 15660, 16542, 18380, 22056, 24813, 26651, 27570, 31320, 33084, 36760, 41355, 49626, 53302, 55140, 66168, 79953, 82710, 99252, 106604, 110280, 124065, 133255, 159906, 165420, 198504, 213208, 239859, 248130, 266510, 319812, 330840, 399765, 479718, 496260, 533020, 639624, 719577, 799530, 959436, 992520, 1066040, 1199295, 1439154, 1599060, 1918872, 2398590, 2878308, 3198120, 3597885, 4797180, 5756616, 7195770, 9594360, 14391540, 28783080]

約数ペア:

[(1, 28783080), (2, 14391540), (3, 9594360), (4, 7195770), (5, 5756616), (6, 4797180), (8, 3597885), (9, 3198120), (10, 2878308), (12, 2398590), (15, 1918872), (18, 1599060), (20, 1439154), (24, 1199295), (27, 1066040), (29, 992520), (30, 959436), (36, 799530), (40, 719577), (45, 639624), (54, 533020), (58, 496260), (60, 479718), (72, 399765), (87, 330840), (90, 319812), (108, 266510), (116, 248130), (120, 239859), (135, 213208), (145, 198504), (174, 165420), (180, 159906), (216, 133255), (232, 124065), (261, 110280), (270, 106604), (290, 99252), (348, 82710), (360, 79953), (435, 66168), (522, 55140), (540, 53302), (580, 49626), (696, 41355), (783, 36760), (870, 33084), (919, 31320), (1044, 27570), (1080, 26651), (1160, 24813), (1305, 22056), (1566, 18380), (1740, 16542), (1838, 15660), (2088, 13785), (2610, 11028), (2757, 10440), (3132, 9190), (3480, 8271), (3676, 7830), (3915, 7352), (4595, 6264), (5220, 5514)]