15505920

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{673}}^1$

素因数の和:702

約数の個数: 120

約数和(自身を含む): 53781156

約数和(自身を除く): 38275236

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 673, 720, 768, 960, 1152, 1280, 1346, 1440, 1536, 1920, 2019, 2304, 2560, 2692, 2880, 3365, 3840, 4038, 4608, 5384, 5760, 6057, 6730, 7680, 8076, 10095, 10768, 11520, 12114, 13460, 16152, 20190, 21536, 23040, 24228, 26920, 30285, 32304, 40380, 43072, 48456, 53840, 60570, 64608, 80760, 86144, 96912, 107680, 121140, 129216, 161520, 172288, 193824, 215360, 242280, 258432, 323040, 344576, 387648, 430720, 484560, 516864, 646080, 775296, 861440, 969120, 1033728, 1292160, 1550592, 1722880, 1938240, 2584320, 3101184, 3876480, 5168640, 7752960, 15505920]

約数ペア:

[(1, 15505920), (2, 7752960), (3, 5168640), (4, 3876480), (5, 3101184), (6, 2584320), (8, 1938240), (9, 1722880), (10, 1550592), (12, 1292160), (15, 1033728), (16, 969120), (18, 861440), (20, 775296), (24, 646080), (30, 516864), (32, 484560), (36, 430720), (40, 387648), (45, 344576), (48, 323040), (60, 258432), (64, 242280), (72, 215360), (80, 193824), (90, 172288), (96, 161520), (120, 129216), (128, 121140), (144, 107680), (160, 96912), (180, 86144), (192, 80760), (240, 64608), (256, 60570), (288, 53840), (320, 48456), (360, 43072), (384, 40380), (480, 32304), (512, 30285), (576, 26920), (640, 24228), (673, 23040), (720, 21536), (768, 20190), (960, 16152), (1152, 13460), (1280, 12114), (1346, 11520), (1440, 10768), (1536, 10095), (1920, 8076), (2019, 7680), (2304, 6730), (2560, 6057), (2692, 5760), (2880, 5384), (3365, 4608), (3840, 4038)]