39872880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{701}}^1$

素因数の和:799

約数の個数: 120

約数和(自身を含む): 135794880

約数和(自身を除く): 95922000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 158, 180, 237, 240, 316, 360, 395, 474, 632, 701, 711, 720, 790, 948, 1185, 1264, 1402, 1422, 1580, 1896, 2103, 2370, 2804, 2844, 3160, 3505, 3555, 3792, 4206, 4740, 5608, 5688, 6309, 6320, 7010, 7110, 8412, 9480, 10515, 11216, 11376, 12618, 14020, 14220, 16824, 18960, 21030, 25236, 28040, 28440, 31545, 33648, 42060, 50472, 55379, 56080, 56880, 63090, 84120, 100944, 110758, 126180, 166137, 168240, 221516, 252360, 276895, 332274, 443032, 498411, 504720, 553790, 664548, 830685, 886064, 996822, 1107580, 1329096, 1661370, 1993644, 2215160, 2492055, 2658192, 3322740, 3987288, 4430320, 4984110, 6645480, 7974576, 9968220, 13290960, 19936440, 39872880]

約数ペア:

[(1, 39872880), (2, 19936440), (3, 13290960), (4, 9968220), (5, 7974576), (6, 6645480), (8, 4984110), (9, 4430320), (10, 3987288), (12, 3322740), (15, 2658192), (16, 2492055), (18, 2215160), (20, 1993644), (24, 1661370), (30, 1329096), (36, 1107580), (40, 996822), (45, 886064), (48, 830685), (60, 664548), (72, 553790), (79, 504720), (80, 498411), (90, 443032), (120, 332274), (144, 276895), (158, 252360), (180, 221516), (237, 168240), (240, 166137), (316, 126180), (360, 110758), (395, 100944), (474, 84120), (632, 63090), (701, 56880), (711, 56080), (720, 55379), (790, 50472), (948, 42060), (1185, 33648), (1264, 31545), (1402, 28440), (1422, 28040), (1580, 25236), (1896, 21030), (2103, 18960), (2370, 16824), (2804, 14220), (2844, 14020), (3160, 12618), (3505, 11376), (3555, 11216), (3792, 10515), (4206, 9480), (4740, 8412), (5608, 7110), (5688, 7010), (6309, 6320)]