231173280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:320

約数の個数: 288

約数和(自身を含む): 869306256

約数和(自身を除く): 638132976

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 53, 60, 65, 72, 78, 80, 90, 96, 104, 106, 117, 120, 130, 144, 156, 159, 160, 180, 195, 208, 212, 233, 234, 240, 260, 265, 288, 312, 318, 360, 390, 416, 424, 466, 468, 477, 480, 520, 530, 585, 624, 636, 689, 699, 720, 780, 795, 848, 932, 936, 954, 1040, 1060, 1165, 1170, 1248, 1272, 1378, 1398, 1440, 1560, 1590, 1696, 1864, 1872, 1908, 2067, 2080, 2097, 2120, 2330, 2340, 2385, 2544, 2756, 2796, 3029, 3120, 3180, 3445, 3495, 3728, 3744, 3816, 4134, 4194, 4240, 4660, 4680, 4770, 5088, 5512, 5592, 6058, 6201, 6240, 6360, 6890, 6990, 7456, 7632, 8268, 8388, 8480, 9087, 9320, 9360, 9540, 10335, 10485, 11024, 11184, 12116, 12349, 12402, 12720, 13780, 13980, 15145, 15264, 16536, 16776, 18174, 18640, 18720, 19080, 20670, 20970, 22048, 22368, 24232, 24698, 24804, 25440, 27261, 27560, 27960, 30290, 31005, 33072, 33552, 36348, 37047, 37280, 38160, 41340, 41940, 45435, 48464, 49396, 49608, 54522, 55120, 55920, 60580, 61745, 62010, 66144, 67104, 72696, 74094, 76320, 82680, 83880, 90870, 96928, 98792, 99216, 109044, 110240, 111141, 111840, 121160, 123490, 124020, 136305, 145392, 148188, 160537, 165360, 167760, 181740, 185235, 197584, 198432, 218088, 222282, 242320, 246980, 248040, 272610, 290784, 296376, 321074, 330720, 335520, 363480, 370470, 395168, 436176, 444564, 481611, 484640, 493960, 496080, 545220, 555705, 592752, 642148, 726960, 740940, 802685, 872352, 889128, 963222, 987920, 992160, 1090440, 1111410, 1185504, 1284296, 1444833, 1453920, 1481880, 1605370, 1778256, 1926444, 1975840, 2180880, 2222820, 2408055, 2568592, 2889666, 2963760, 3210740, 3556512, 3852888, 4361760, 4445640, 4816110, 5137184, 5779332, 5927520, 6421480, 7224165, 7705776, 8891280, 9632220, 11558664, 12842960, 14448330, 15411552, 17782560, 19264440, 23117328, 25685920, 28896660, 38528880, 46234656, 57793320, 77057760, 115586640, 231173280]

約数ペア:

[(1, 231173280), (2, 115586640), (3, 77057760), (4, 57793320), (5, 46234656), (6, 38528880), (8, 28896660), (9, 25685920), (10, 23117328), (12, 19264440), (13, 17782560), (15, 15411552), (16, 14448330), (18, 12842960), (20, 11558664), (24, 9632220), (26, 8891280), (30, 7705776), (32, 7224165), (36, 6421480), (39, 5927520), (40, 5779332), (45, 5137184), (48, 4816110), (52, 4445640), (53, 4361760), (60, 3852888), (65, 3556512), (72, 3210740), (78, 2963760), (80, 2889666), (90, 2568592), (96, 2408055), (104, 2222820), (106, 2180880), (117, 1975840), (120, 1926444), (130, 1778256), (144, 1605370), (156, 1481880), (159, 1453920), (160, 1444833), (180, 1284296), (195, 1185504), (208, 1111410), (212, 1090440), (233, 992160), (234, 987920), (240, 963222), (260, 889128), (265, 872352), (288, 802685), (312, 740940), (318, 726960), (360, 642148), (390, 592752), (416, 555705), (424, 545220), (466, 496080), (468, 493960), (477, 484640), (480, 481611), (520, 444564), (530, 436176), (585, 395168), (624, 370470), (636, 363480), (689, 335520), (699, 330720), (720, 321074), (780, 296376), (795, 290784), (848, 272610), (932, 248040), (936, 246980), (954, 242320), (1040, 222282), (1060, 218088), (1165, 198432), (1170, 197584), (1248, 185235), (1272, 181740), (1378, 167760), (1398, 165360), (1440, 160537), (1560, 148188), (1590, 145392), (1696, 136305), (1864, 124020), (1872, 123490), (1908, 121160), (2067, 111840), (2080, 111141), (2097, 110240), (2120, 109044), (2330, 99216), (2340, 98792), (2385, 96928), (2544, 90870), (2756, 83880), (2796, 82680), (3029, 76320), (3120, 74094), (3180, 72696), (3445, 67104), (3495, 66144), (3728, 62010), (3744, 61745), (3816, 60580), (4134, 55920), (4194, 55120), (4240, 54522), (4660, 49608), (4680, 49396), (4770, 48464), (5088, 45435), (5512, 41940), (5592, 41340), (6058, 38160), (6201, 37280), (6240, 37047), (6360, 36348), (6890, 33552), (6990, 33072), (7456, 31005), (7632, 30290), (8268, 27960), (8388, 27560), (8480, 27261), (9087, 25440), (9320, 24804), (9360, 24698), (9540, 24232), (10335, 22368), (10485, 22048), (11024, 20970), (11184, 20670), (12116, 19080), (12349, 18720), (12402, 18640), (12720, 18174), (13780, 16776), (13980, 16536), (15145, 15264)]