256169160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{431}}^1$

素因数の和:588

約数の個数: 192

約数和(自身を含む): 905748480

約数和(自身を除く): 649579320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 127, 130, 156, 180, 195, 234, 254, 260, 312, 360, 381, 390, 431, 468, 508, 520, 585, 635, 762, 780, 862, 936, 1016, 1143, 1170, 1270, 1293, 1524, 1560, 1651, 1724, 1905, 2155, 2286, 2340, 2540, 2586, 3048, 3302, 3448, 3810, 3879, 4310, 4572, 4680, 4953, 5080, 5172, 5603, 5715, 6465, 6604, 7620, 7758, 8255, 8620, 9144, 9906, 10344, 11206, 11430, 12930, 13208, 14859, 15240, 15516, 16510, 16809, 17240, 19395, 19812, 22412, 22860, 24765, 25860, 28015, 29718, 31032, 33020, 33618, 38790, 39624, 44824, 45720, 49530, 50427, 51720, 54737, 56030, 59436, 66040, 67236, 74295, 77580, 84045, 99060, 100854, 109474, 112060, 118872, 134472, 148590, 155160, 164211, 168090, 198120, 201708, 218948, 224120, 252135, 273685, 297180, 328422, 336180, 403416, 437896, 492633, 504270, 547370, 594360, 656844, 672360, 711581, 821055, 985266, 1008540, 1094740, 1313688, 1423162, 1642110, 1970532, 2017080, 2134743, 2189480, 2463165, 2846324, 3284220, 3557905, 3941064, 4269486, 4926330, 5692648, 6404229, 6568440, 7115810, 8538972, 9852660, 10673715, 12808458, 14231620, 17077944, 19705320, 21347430, 25616916, 28463240, 32021145, 42694860, 51233832, 64042290, 85389720, 128084580, 256169160]

約数ペア:

[(1, 256169160), (2, 128084580), (3, 85389720), (4, 64042290), (5, 51233832), (6, 42694860), (8, 32021145), (9, 28463240), (10, 25616916), (12, 21347430), (13, 19705320), (15, 17077944), (18, 14231620), (20, 12808458), (24, 10673715), (26, 9852660), (30, 8538972), (36, 7115810), (39, 6568440), (40, 6404229), (45, 5692648), (52, 4926330), (60, 4269486), (65, 3941064), (72, 3557905), (78, 3284220), (90, 2846324), (104, 2463165), (117, 2189480), (120, 2134743), (127, 2017080), (130, 1970532), (156, 1642110), (180, 1423162), (195, 1313688), (234, 1094740), (254, 1008540), (260, 985266), (312, 821055), (360, 711581), (381, 672360), (390, 656844), (431, 594360), (468, 547370), (508, 504270), (520, 492633), (585, 437896), (635, 403416), (762, 336180), (780, 328422), (862, 297180), (936, 273685), (1016, 252135), (1143, 224120), (1170, 218948), (1270, 201708), (1293, 198120), (1524, 168090), (1560, 164211), (1651, 155160), (1724, 148590), (1905, 134472), (2155, 118872), (2286, 112060), (2340, 109474), (2540, 100854), (2586, 99060), (3048, 84045), (3302, 77580), (3448, 74295), (3810, 67236), (3879, 66040), (4310, 59436), (4572, 56030), (4680, 54737), (4953, 51720), (5080, 50427), (5172, 49530), (5603, 45720), (5715, 44824), (6465, 39624), (6604, 38790), (7620, 33618), (7758, 33020), (8255, 31032), (8620, 29718), (9144, 28015), (9906, 25860), (10344, 24765), (11206, 22860), (11430, 22412), (12930, 19812), (13208, 19395), (14859, 17240), (15240, 16809), (15516, 16510)]