905839480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{487}}^1$

素因数の和:598

約数の個数: 192

約数和(自身を含む): 2593563840

約数和(自身を除く): 1687724360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 73, 91, 98, 104, 130, 140, 146, 182, 196, 245, 260, 280, 292, 364, 365, 392, 455, 487, 490, 511, 520, 584, 637, 728, 730, 910, 949, 974, 980, 1022, 1274, 1460, 1820, 1898, 1948, 1960, 2044, 2435, 2548, 2555, 2920, 3185, 3409, 3577, 3640, 3796, 3896, 4088, 4745, 4870, 5096, 5110, 6331, 6370, 6643, 6818, 7154, 7592, 9490, 9740, 10220, 12662, 12740, 13286, 13636, 14308, 17045, 17885, 18980, 19480, 20440, 23863, 25324, 25480, 26572, 27272, 28616, 31655, 33215, 34090, 35551, 35770, 37960, 44317, 46501, 47726, 50648, 53144, 63310, 66430, 68180, 71102, 71540, 88634, 93002, 95452, 119315, 126620, 132860, 136360, 142204, 143080, 177268, 177755, 186004, 190904, 221585, 232505, 238630, 248857, 253240, 265720, 284408, 310219, 354536, 355510, 372008, 443170, 462163, 465010, 477260, 497714, 620438, 711020, 886340, 924326, 930020, 954520, 995428, 1240876, 1244285, 1422040, 1551095, 1741999, 1772680, 1848652, 1860040, 1990856, 2310815, 2481752, 2488570, 3102190, 3235141, 3483998, 3697304, 4621630, 4977140, 6204380, 6470282, 6967996, 8709995, 9243260, 9954280, 12408760, 12940564, 13935992, 16175705, 17419990, 18486520, 22645987, 25881128, 32351410, 34839980, 45291974, 64702820, 69679960, 90583948, 113229935, 129405640, 181167896, 226459870, 452919740, 905839480]

約数ペア:

[(1, 905839480), (2, 452919740), (4, 226459870), (5, 181167896), (7, 129405640), (8, 113229935), (10, 90583948), (13, 69679960), (14, 64702820), (20, 45291974), (26, 34839980), (28, 32351410), (35, 25881128), (40, 22645987), (49, 18486520), (52, 17419990), (56, 16175705), (65, 13935992), (70, 12940564), (73, 12408760), (91, 9954280), (98, 9243260), (104, 8709995), (130, 6967996), (140, 6470282), (146, 6204380), (182, 4977140), (196, 4621630), (245, 3697304), (260, 3483998), (280, 3235141), (292, 3102190), (364, 2488570), (365, 2481752), (392, 2310815), (455, 1990856), (487, 1860040), (490, 1848652), (511, 1772680), (520, 1741999), (584, 1551095), (637, 1422040), (728, 1244285), (730, 1240876), (910, 995428), (949, 954520), (974, 930020), (980, 924326), (1022, 886340), (1274, 711020), (1460, 620438), (1820, 497714), (1898, 477260), (1948, 465010), (1960, 462163), (2044, 443170), (2435, 372008), (2548, 355510), (2555, 354536), (2920, 310219), (3185, 284408), (3409, 265720), (3577, 253240), (3640, 248857), (3796, 238630), (3896, 232505), (4088, 221585), (4745, 190904), (4870, 186004), (5096, 177755), (5110, 177268), (6331, 143080), (6370, 142204), (6643, 136360), (6818, 132860), (7154, 126620), (7592, 119315), (9490, 95452), (9740, 93002), (10220, 88634), (12662, 71540), (12740, 71102), (13286, 68180), (13636, 66430), (14308, 63310), (17045, 53144), (17885, 50648), (18980, 47726), (19480, 46501), (20440, 44317), (23863, 37960), (25324, 35770), (25480, 35551), (26572, 34090), (27272, 33215), (28616, 31655)]