164560480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{421}}^1$

素因数の和:792

約数の個数: 96

約数和(自身を含む): 446644800

約数和(自身を除く): 282084320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 349, 421, 560, 698, 842, 1120, 1396, 1684, 1745, 2105, 2443, 2792, 2947, 3368, 3490, 4210, 4886, 5584, 5894, 6736, 6980, 8420, 9772, 11168, 11788, 12215, 13472, 13960, 14735, 16840, 19544, 23576, 24430, 27920, 29470, 33680, 39088, 47152, 48860, 55840, 58940, 67360, 78176, 94304, 97720, 117880, 146929, 195440, 235760, 293858, 390880, 471520, 587716, 734645, 1028503, 1175432, 1469290, 2057006, 2350864, 2938580, 4114012, 4701728, 5142515, 5877160, 8228024, 10285030, 11754320, 16456048, 20570060, 23508640, 32912096, 41140120, 82280240, 164560480]

約数ペア:

[(1, 164560480), (2, 82280240), (4, 41140120), (5, 32912096), (7, 23508640), (8, 20570060), (10, 16456048), (14, 11754320), (16, 10285030), (20, 8228024), (28, 5877160), (32, 5142515), (35, 4701728), (40, 4114012), (56, 2938580), (70, 2350864), (80, 2057006), (112, 1469290), (140, 1175432), (160, 1028503), (224, 734645), (280, 587716), (349, 471520), (421, 390880), (560, 293858), (698, 235760), (842, 195440), (1120, 146929), (1396, 117880), (1684, 97720), (1745, 94304), (2105, 78176), (2443, 67360), (2792, 58940), (2947, 55840), (3368, 48860), (3490, 47152), (4210, 39088), (4886, 33680), (5584, 29470), (5894, 27920), (6736, 24430), (6980, 23576), (8420, 19544), (9772, 16840), (11168, 14735), (11788, 13960), (12215, 13472)]