80401440

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{23929}}^1$

素因数の和:23954

約数の個数: 96

約数和(自身を含む): 289457280

約数和(自身を除く): 209055840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 23929, 47858, 71787, 95716, 119645, 143574, 167503, 191432, 239290, 287148, 335006, 358935, 382864, 478580, 502509, 574296, 670012, 717870, 765728, 837515, 957160, 1005018, 1148592, 1340024, 1435740, 1675030, 1914320, 2010036, 2297184, 2512545, 2680048, 2871480, 3350060, 3828640, 4020072, 5025090, 5360096, 5742960, 6700120, 8040144, 10050180, 11485920, 13400240, 16080288, 20100360, 26800480, 40200720, 80401440]

約数ペア:

[(1, 80401440), (2, 40200720), (3, 26800480), (4, 20100360), (5, 16080288), (6, 13400240), (7, 11485920), (8, 10050180), (10, 8040144), (12, 6700120), (14, 5742960), (15, 5360096), (16, 5025090), (20, 4020072), (21, 3828640), (24, 3350060), (28, 2871480), (30, 2680048), (32, 2512545), (35, 2297184), (40, 2010036), (42, 1914320), (48, 1675030), (56, 1435740), (60, 1340024), (70, 1148592), (80, 1005018), (84, 957160), (96, 837515), (105, 765728), (112, 717870), (120, 670012), (140, 574296), (160, 502509), (168, 478580), (210, 382864), (224, 358935), (240, 335006), (280, 287148), (336, 239290), (420, 191432), (480, 167503), (560, 143574), (672, 119645), (840, 95716), (1120, 71787), (1680, 47858), (3360, 23929)]