255742560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:406

約数の個数: 288

約数和(自身を含む): 956696832

約数和(自身を除く): 700954272

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 31, 32, 34, 36, 40, 45, 48, 51, 60, 62, 68, 72, 80, 85, 90, 93, 96, 102, 120, 124, 136, 144, 153, 155, 160, 170, 180, 186, 204, 240, 248, 255, 272, 279, 288, 306, 310, 337, 340, 360, 372, 408, 465, 480, 496, 510, 527, 544, 558, 612, 620, 674, 680, 720, 744, 765, 816, 930, 992, 1011, 1020, 1054, 1116, 1224, 1240, 1348, 1360, 1395, 1440, 1488, 1530, 1581, 1632, 1685, 1860, 2022, 2040, 2108, 2232, 2448, 2480, 2635, 2696, 2720, 2790, 2976, 3033, 3060, 3162, 3370, 3720, 4044, 4080, 4216, 4464, 4743, 4896, 4960, 5055, 5270, 5392, 5580, 5729, 6066, 6120, 6324, 6740, 7440, 7905, 8088, 8160, 8432, 8928, 9486, 10110, 10447, 10540, 10784, 11160, 11458, 12132, 12240, 12648, 13480, 14880, 15165, 15810, 16176, 16864, 17187, 18972, 20220, 20894, 21080, 22320, 22916, 23715, 24264, 24480, 25296, 26960, 28645, 30330, 31341, 31620, 32352, 34374, 37944, 40440, 41788, 42160, 44640, 45832, 47430, 48528, 50592, 51561, 52235, 53920, 57290, 60660, 62682, 63240, 68748, 75888, 80880, 83576, 84320, 85935, 91664, 94023, 94860, 97056, 103122, 104470, 114580, 121320, 125364, 126480, 137496, 151776, 156705, 161760, 167152, 171870, 177599, 183328, 188046, 189720, 206244, 208940, 229160, 242640, 250728, 252960, 257805, 274992, 313410, 334304, 343740, 355198, 376092, 379440, 412488, 417880, 458320, 470115, 485280, 501456, 515610, 532797, 549984, 626820, 687480, 710396, 752184, 758880, 824976, 835760, 887995, 916640, 940230, 1002912, 1031220, 1065594, 1253640, 1374960, 1420792, 1504368, 1598391, 1649952, 1671520, 1775990, 1880460, 2062440, 2131188, 2507280, 2663985, 2749920, 2841584, 3008736, 3196782, 3551980, 3760920, 4124880, 4262376, 5014560, 5327970, 5683168, 6393564, 7103960, 7521840, 7991955, 8249760, 8524752, 10655940, 12787128, 14207920, 15043680, 15983910, 17049504, 21311880, 25574256, 28415840, 31967820, 42623760, 51148512, 63935640, 85247520, 127871280, 255742560]

約数ペア:

[(1, 255742560), (2, 127871280), (3, 85247520), (4, 63935640), (5, 51148512), (6, 42623760), (8, 31967820), (9, 28415840), (10, 25574256), (12, 21311880), (15, 17049504), (16, 15983910), (17, 15043680), (18, 14207920), (20, 12787128), (24, 10655940), (30, 8524752), (31, 8249760), (32, 7991955), (34, 7521840), (36, 7103960), (40, 6393564), (45, 5683168), (48, 5327970), (51, 5014560), (60, 4262376), (62, 4124880), (68, 3760920), (72, 3551980), (80, 3196782), (85, 3008736), (90, 2841584), (93, 2749920), (96, 2663985), (102, 2507280), (120, 2131188), (124, 2062440), (136, 1880460), (144, 1775990), (153, 1671520), (155, 1649952), (160, 1598391), (170, 1504368), (180, 1420792), (186, 1374960), (204, 1253640), (240, 1065594), (248, 1031220), (255, 1002912), (272, 940230), (279, 916640), (288, 887995), (306, 835760), (310, 824976), (337, 758880), (340, 752184), (360, 710396), (372, 687480), (408, 626820), (465, 549984), (480, 532797), (496, 515610), (510, 501456), (527, 485280), (544, 470115), (558, 458320), (612, 417880), (620, 412488), (674, 379440), (680, 376092), (720, 355198), (744, 343740), (765, 334304), (816, 313410), (930, 274992), (992, 257805), (1011, 252960), (1020, 250728), (1054, 242640), (1116, 229160), (1224, 208940), (1240, 206244), (1348, 189720), (1360, 188046), (1395, 183328), (1440, 177599), (1488, 171870), (1530, 167152), (1581, 161760), (1632, 156705), (1685, 151776), (1860, 137496), (2022, 126480), (2040, 125364), (2108, 121320), (2232, 114580), (2448, 104470), (2480, 103122), (2635, 97056), (2696, 94860), (2720, 94023), (2790, 91664), (2976, 85935), (3033, 84320), (3060, 83576), (3162, 80880), (3370, 75888), (3720, 68748), (4044, 63240), (4080, 62682), (4216, 60660), (4464, 57290), (4743, 53920), (4896, 52235), (4960, 51561), (5055, 50592), (5270, 48528), (5392, 47430), (5580, 45832), (5729, 44640), (6066, 42160), (6120, 41788), (6324, 40440), (6740, 37944), (7440, 34374), (7905, 32352), (8088, 31620), (8160, 31341), (8432, 30330), (8928, 28645), (9486, 26960), (10110, 25296), (10447, 24480), (10540, 24264), (10784, 23715), (11160, 22916), (11458, 22320), (12132, 21080), (12240, 20894), (12648, 20220), (13480, 18972), (14880, 17187), (15165, 16864), (15810, 16176)]