280934160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{709}}^1$

素因数の和:865

約数の個数: 160

約数和(自身を含む): 946606080

約数和(自身を除く): 665671920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 127, 130, 156, 195, 208, 240, 254, 260, 312, 381, 390, 508, 520, 624, 635, 709, 762, 780, 1016, 1040, 1270, 1418, 1524, 1560, 1651, 1905, 2032, 2127, 2540, 2836, 3048, 3120, 3302, 3545, 3810, 4254, 4953, 5080, 5672, 6096, 6604, 7090, 7620, 8255, 8508, 9217, 9906, 10160, 10635, 11344, 13208, 14180, 15240, 16510, 17016, 18434, 19812, 21270, 24765, 26416, 27651, 28360, 30480, 33020, 34032, 36868, 39624, 42540, 46085, 49530, 55302, 56720, 66040, 73736, 79248, 85080, 90043, 92170, 99060, 110604, 132080, 138255, 147472, 170160, 180086, 184340, 198120, 221208, 270129, 276510, 360172, 368680, 396240, 442416, 450215, 540258, 553020, 720344, 737360, 900430, 1080516, 1106040, 1170559, 1350645, 1440688, 1800860, 2161032, 2212080, 2341118, 2701290, 3511677, 3601720, 4322064, 4682236, 5402580, 5852795, 7023354, 7203440, 9364472, 10805160, 11705590, 14046708, 17558385, 18728944, 21610320, 23411180, 28093416, 35116770, 46822360, 56186832, 70233540, 93644720, 140467080, 280934160]

約数ペア:

[(1, 280934160), (2, 140467080), (3, 93644720), (4, 70233540), (5, 56186832), (6, 46822360), (8, 35116770), (10, 28093416), (12, 23411180), (13, 21610320), (15, 18728944), (16, 17558385), (20, 14046708), (24, 11705590), (26, 10805160), (30, 9364472), (39, 7203440), (40, 7023354), (48, 5852795), (52, 5402580), (60, 4682236), (65, 4322064), (78, 3601720), (80, 3511677), (104, 2701290), (120, 2341118), (127, 2212080), (130, 2161032), (156, 1800860), (195, 1440688), (208, 1350645), (240, 1170559), (254, 1106040), (260, 1080516), (312, 900430), (381, 737360), (390, 720344), (508, 553020), (520, 540258), (624, 450215), (635, 442416), (709, 396240), (762, 368680), (780, 360172), (1016, 276510), (1040, 270129), (1270, 221208), (1418, 198120), (1524, 184340), (1560, 180086), (1651, 170160), (1905, 147472), (2032, 138255), (2127, 132080), (2540, 110604), (2836, 99060), (3048, 92170), (3120, 90043), (3302, 85080), (3545, 79248), (3810, 73736), (4254, 66040), (4953, 56720), (5080, 55302), (5672, 49530), (6096, 46085), (6604, 42540), (7090, 39624), (7620, 36868), (8255, 34032), (8508, 33020), (9217, 30480), (9906, 28360), (10160, 27651), (10635, 26416), (11344, 24765), (13208, 21270), (14180, 19812), (15240, 18434), (16510, 17016)]