28104480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{673}}^1$

素因数の和:723

約数の個数: 144

約数和(自身を含む): 99361080

約数和(自身を除く): 71256600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 232, 240, 261, 288, 290, 348, 360, 435, 464, 480, 522, 580, 673, 696, 720, 870, 928, 1044, 1160, 1305, 1346, 1392, 1440, 1740, 2019, 2088, 2320, 2610, 2692, 2784, 3365, 3480, 4038, 4176, 4640, 5220, 5384, 6057, 6730, 6960, 8076, 8352, 10095, 10440, 10768, 12114, 13460, 13920, 16152, 19517, 20190, 20880, 21536, 24228, 26920, 30285, 32304, 39034, 40380, 41760, 48456, 53840, 58551, 60570, 64608, 78068, 80760, 96912, 97585, 107680, 117102, 121140, 156136, 161520, 175653, 193824, 195170, 234204, 242280, 292755, 312272, 323040, 351306, 390340, 468408, 484560, 585510, 624544, 702612, 780680, 878265, 936816, 969120, 1171020, 1405224, 1561360, 1756530, 1873632, 2342040, 2810448, 3122720, 3513060, 4684080, 5620896, 7026120, 9368160, 14052240, 28104480]

約数ペア:

[(1, 28104480), (2, 14052240), (3, 9368160), (4, 7026120), (5, 5620896), (6, 4684080), (8, 3513060), (9, 3122720), (10, 2810448), (12, 2342040), (15, 1873632), (16, 1756530), (18, 1561360), (20, 1405224), (24, 1171020), (29, 969120), (30, 936816), (32, 878265), (36, 780680), (40, 702612), (45, 624544), (48, 585510), (58, 484560), (60, 468408), (72, 390340), (80, 351306), (87, 323040), (90, 312272), (96, 292755), (116, 242280), (120, 234204), (144, 195170), (145, 193824), (160, 175653), (174, 161520), (180, 156136), (232, 121140), (240, 117102), (261, 107680), (288, 97585), (290, 96912), (348, 80760), (360, 78068), (435, 64608), (464, 60570), (480, 58551), (522, 53840), (580, 48456), (673, 41760), (696, 40380), (720, 39034), (870, 32304), (928, 30285), (1044, 26920), (1160, 24228), (1305, 21536), (1346, 20880), (1392, 20190), (1440, 19517), (1740, 16152), (2019, 13920), (2088, 13460), (2320, 12114), (2610, 10768), (2692, 10440), (2784, 10095), (3365, 8352), (3480, 8076), (4038, 6960), (4176, 6730), (4640, 6057), (5220, 5384)]