1631415144440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2129}}^1\times {\mathrm{9479}}^1$

素因数の和:11709

約数の個数: 128

約数和(自身を含む): 3838171392000

約数和(自身を除く): 2206756247560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 47, 86, 94, 172, 188, 215, 235, 344, 376, 430, 470, 860, 940, 1720, 1880, 2021, 2129, 4042, 4258, 8084, 8516, 9479, 10105, 10645, 16168, 17032, 18958, 20210, 21290, 37916, 40420, 42580, 47395, 75832, 80840, 85160, 91547, 94790, 100063, 183094, 189580, 200126, 366188, 379160, 400252, 407597, 445513, 457735, 500315, 732376, 800504, 815194, 891026, 915470, 1000630, 1630388, 1782052, 1830940, 2001260, 2037985, 2227565, 3260776, 3564104, 3661880, 4002520, 4075970, 4302709, 4455130, 8151940, 8605418, 8910260, 16303880, 17210836, 17820520, 19157059, 20180791, 21513545, 34421672, 38314118, 40361582, 43027090, 76628236, 80723164, 86054180, 95785295, 100903955, 153256472, 161446328, 172108360, 191570590, 201807910, 383141180, 403615820, 766282360, 807231640, 867774013, 948497177, 1735548026, 1896994354, 3471096052, 3793988708, 4338870065, 4742485885, 6942192104, 7587977416, 8677740130, 9484971770, 17355480260, 18969943540, 34710960520, 37939887080, 40785378611, 81570757222, 163141514444, 203926893055, 326283028888, 407853786110, 815707572220, 1631415144440]

約数ペア:

[(1, 1631415144440), (2, 815707572220), (4, 407853786110), (5, 326283028888), (8, 203926893055), (10, 163141514444), (20, 81570757222), (40, 40785378611), (43, 37939887080), (47, 34710960520), (86, 18969943540), (94, 17355480260), (172, 9484971770), (188, 8677740130), (215, 7587977416), (235, 6942192104), (344, 4742485885), (376, 4338870065), (430, 3793988708), (470, 3471096052), (860, 1896994354), (940, 1735548026), (1720, 948497177), (1880, 867774013), (2021, 807231640), (2129, 766282360), (4042, 403615820), (4258, 383141180), (8084, 201807910), (8516, 191570590), (9479, 172108360), (10105, 161446328), (10645, 153256472), (16168, 100903955), (17032, 95785295), (18958, 86054180), (20210, 80723164), (21290, 76628236), (37916, 43027090), (40420, 40361582), (42580, 38314118), (47395, 34421672), (75832, 21513545), (80840, 20180791), (85160, 19157059), (91547, 17820520), (94790, 17210836), (100063, 16303880), (183094, 8910260), (189580, 8605418), (200126, 8151940), (366188, 4455130), (379160, 4302709), (400252, 4075970), (407597, 4002520), (445513, 3661880), (457735, 3564104), (500315, 3260776), (732376, 2227565), (800504, 2037985), (815194, 2001260), (891026, 1830940), (915470, 1782052), (1000630, 1630388)]