1643814320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{28109}}^1$

素因数の和:28182

約数の個数: 80

約数和(自身を含む): 4140940320

約数和(自身を除く): 2497126000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 43, 68, 80, 85, 86, 136, 170, 172, 215, 272, 340, 344, 430, 680, 688, 731, 860, 1360, 1462, 1720, 2924, 3440, 3655, 5848, 7310, 11696, 14620, 28109, 29240, 56218, 58480, 112436, 140545, 224872, 281090, 449744, 477853, 562180, 955706, 1124360, 1208687, 1911412, 2248720, 2389265, 2417374, 3822824, 4778530, 4834748, 6043435, 7645648, 9557060, 9669496, 12086870, 19114120, 19338992, 20547679, 24173740, 38228240, 41095358, 48347480, 82190716, 96694960, 102738395, 164381432, 205476790, 328762864, 410953580, 821907160, 1643814320]

約数ペア:

[(1, 1643814320), (2, 821907160), (4, 410953580), (5, 328762864), (8, 205476790), (10, 164381432), (16, 102738395), (17, 96694960), (20, 82190716), (34, 48347480), (40, 41095358), (43, 38228240), (68, 24173740), (80, 20547679), (85, 19338992), (86, 19114120), (136, 12086870), (170, 9669496), (172, 9557060), (215, 7645648), (272, 6043435), (340, 4834748), (344, 4778530), (430, 3822824), (680, 2417374), (688, 2389265), (731, 2248720), (860, 1911412), (1360, 1208687), (1462, 1124360), (1720, 955706), (2924, 562180), (3440, 477853), (3655, 449744), (5848, 281090), (7310, 224872), (11696, 140545), (14620, 112436), (28109, 58480), (29240, 56218)]