39745920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:312

約数の個数: 128

約数和(自身を含む): 128471040

約数和(自身を除く): 88725120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 128, 160, 163, 192, 240, 254, 320, 326, 381, 384, 480, 489, 508, 635, 640, 652, 762, 815, 960, 978, 1016, 1270, 1304, 1524, 1630, 1905, 1920, 1956, 2032, 2445, 2540, 2608, 3048, 3260, 3810, 3912, 4064, 4890, 5080, 5216, 6096, 6520, 7620, 7824, 8128, 9780, 10160, 10432, 12192, 13040, 15240, 15648, 16256, 19560, 20320, 20701, 20864, 24384, 26080, 30480, 31296, 39120, 40640, 41402, 48768, 52160, 60960, 62103, 62592, 78240, 81280, 82804, 103505, 104320, 121920, 124206, 156480, 165608, 207010, 243840, 248412, 310515, 312960, 331216, 414020, 496824, 621030, 662432, 828040, 993648, 1242060, 1324864, 1656080, 1987296, 2484120, 2649728, 3312160, 3974592, 4968240, 6624320, 7949184, 9936480, 13248640, 19872960, 39745920]

約数ペア:

[(1, 39745920), (2, 19872960), (3, 13248640), (4, 9936480), (5, 7949184), (6, 6624320), (8, 4968240), (10, 3974592), (12, 3312160), (15, 2649728), (16, 2484120), (20, 1987296), (24, 1656080), (30, 1324864), (32, 1242060), (40, 993648), (48, 828040), (60, 662432), (64, 621030), (80, 496824), (96, 414020), (120, 331216), (127, 312960), (128, 310515), (160, 248412), (163, 243840), (192, 207010), (240, 165608), (254, 156480), (320, 124206), (326, 121920), (381, 104320), (384, 103505), (480, 82804), (489, 81280), (508, 78240), (635, 62592), (640, 62103), (652, 60960), (762, 52160), (815, 48768), (960, 41402), (978, 40640), (1016, 39120), (1270, 31296), (1304, 30480), (1524, 26080), (1630, 24384), (1905, 20864), (1920, 20701), (1956, 20320), (2032, 19560), (2445, 16256), (2540, 15648), (2608, 15240), (3048, 13040), (3260, 12192), (3810, 10432), (3912, 10160), (4064, 9780), (4890, 8128), (5080, 7824), (5216, 7620), (6096, 6520)]