256130280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:169

約数の個数: 384

約数和(自身を含む): 1015822080

約数和(自身を除く): 759691800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 37, 40, 41, 42, 45, 56, 60, 63, 67, 70, 72, 74, 82, 84, 90, 105, 111, 120, 123, 126, 134, 140, 148, 164, 168, 180, 185, 201, 205, 210, 222, 246, 252, 259, 268, 280, 287, 296, 315, 328, 333, 335, 360, 369, 370, 402, 410, 420, 444, 469, 492, 504, 518, 536, 555, 574, 603, 615, 630, 666, 670, 738, 740, 777, 804, 820, 840, 861, 888, 938, 984, 1005, 1036, 1110, 1148, 1206, 1230, 1260, 1295, 1332, 1340, 1407, 1435, 1476, 1480, 1517, 1554, 1608, 1640, 1665, 1722, 1845, 1876, 2010, 2072, 2220, 2296, 2331, 2345, 2412, 2460, 2479, 2520, 2583, 2590, 2664, 2680, 2747, 2814, 2870, 2952, 3015, 3034, 3108, 3330, 3444, 3690, 3752, 3885, 4020, 4221, 4305, 4440, 4551, 4662, 4690, 4824, 4920, 4958, 5166, 5180, 5494, 5628, 5740, 6030, 6068, 6216, 6660, 6888, 7035, 7380, 7437, 7585, 7770, 8040, 8241, 8442, 8610, 9102, 9324, 9380, 9916, 10332, 10360, 10619, 10988, 11256, 11480, 11655, 12060, 12136, 12395, 12915, 13320, 13653, 13735, 14070, 14760, 14874, 15170, 15540, 16482, 16884, 17220, 17353, 18204, 18648, 18760, 19229, 19832, 20664, 21105, 21238, 21976, 22311, 22755, 23310, 24120, 24723, 24790, 25830, 27306, 27470, 28140, 29748, 30340, 31080, 31857, 32964, 33768, 34440, 34706, 36408, 37185, 38458, 41205, 42210, 42476, 44622, 45510, 46620, 49446, 49580, 51660, 52059, 53095, 54612, 54940, 56280, 57687, 59496, 60680, 63714, 65928, 68265, 69412, 74370, 76916, 82410, 84420, 84952, 86765, 89244, 91020, 93240, 95571, 96145, 98892, 99160, 101639, 103320, 104118, 106190, 109224, 109880, 111555, 115374, 123615, 127428, 136530, 138824, 148740, 153832, 156177, 159285, 164820, 168840, 173061, 173530, 178488, 182040, 191142, 192290, 197784, 203278, 208236, 212380, 223110, 230748, 247230, 254856, 260295, 273060, 288435, 297480, 304917, 312354, 318570, 329640, 346122, 347060, 382284, 384580, 406556, 416472, 424760, 446220, 461496, 477855, 494460, 508195, 520590, 546120, 576870, 609834, 624708, 637140, 692244, 694120, 711473, 764568, 769160, 780885, 813112, 865305, 892440, 914751, 955710, 988920, 1016390, 1041180, 1153740, 1219668, 1249416, 1274280, 1384488, 1422946, 1524585, 1561770, 1730610, 1829502, 1911420, 2032780, 2082360, 2134419, 2307480, 2439336, 2845892, 3049170, 3123540, 3461220, 3557365, 3659004, 3822840, 4065560, 4268838, 4573755, 5691784, 6098340, 6247080, 6403257, 6922440, 7114730, 7318008, 8537676, 9147510, 10672095, 12196680, 12806514, 14229460, 17075352, 18295020, 21344190, 25613028, 28458920, 32016285, 36590040, 42688380, 51226056, 64032570, 85376760, 128065140, 256130280]

約数ペア:

[(1, 256130280), (2, 128065140), (3, 85376760), (4, 64032570), (5, 51226056), (6, 42688380), (7, 36590040), (8, 32016285), (9, 28458920), (10, 25613028), (12, 21344190), (14, 18295020), (15, 17075352), (18, 14229460), (20, 12806514), (21, 12196680), (24, 10672095), (28, 9147510), (30, 8537676), (35, 7318008), (36, 7114730), (37, 6922440), (40, 6403257), (41, 6247080), (42, 6098340), (45, 5691784), (56, 4573755), (60, 4268838), (63, 4065560), (67, 3822840), (70, 3659004), (72, 3557365), (74, 3461220), (82, 3123540), (84, 3049170), (90, 2845892), (105, 2439336), (111, 2307480), (120, 2134419), (123, 2082360), (126, 2032780), (134, 1911420), (140, 1829502), (148, 1730610), (164, 1561770), (168, 1524585), (180, 1422946), (185, 1384488), (201, 1274280), (205, 1249416), (210, 1219668), (222, 1153740), (246, 1041180), (252, 1016390), (259, 988920), (268, 955710), (280, 914751), (287, 892440), (296, 865305), (315, 813112), (328, 780885), (333, 769160), (335, 764568), (360, 711473), (369, 694120), (370, 692244), (402, 637140), (410, 624708), (420, 609834), (444, 576870), (469, 546120), (492, 520590), (504, 508195), (518, 494460), (536, 477855), (555, 461496), (574, 446220), (603, 424760), (615, 416472), (630, 406556), (666, 384580), (670, 382284), (738, 347060), (740, 346122), (777, 329640), (804, 318570), (820, 312354), (840, 304917), (861, 297480), (888, 288435), (938, 273060), (984, 260295), (1005, 254856), (1036, 247230), (1110, 230748), (1148, 223110), (1206, 212380), (1230, 208236), (1260, 203278), (1295, 197784), (1332, 192290), (1340, 191142), (1407, 182040), (1435, 178488), (1476, 173530), (1480, 173061), (1517, 168840), (1554, 164820), (1608, 159285), (1640, 156177), (1665, 153832), (1722, 148740), (1845, 138824), (1876, 136530), (2010, 127428), (2072, 123615), (2220, 115374), (2296, 111555), (2331, 109880), (2345, 109224), (2412, 106190), (2460, 104118), (2479, 103320), (2520, 101639), (2583, 99160), (2590, 98892), (2664, 96145), (2680, 95571), (2747, 93240), (2814, 91020), (2870, 89244), (2952, 86765), (3015, 84952), (3034, 84420), (3108, 82410), (3330, 76916), (3444, 74370), (3690, 69412), (3752, 68265), (3885, 65928), (4020, 63714), (4221, 60680), (4305, 59496), (4440, 57687), (4551, 56280), (4662, 54940), (4690, 54612), (4824, 53095), (4920, 52059), (4958, 51660), (5166, 49580), (5180, 49446), (5494, 46620), (5628, 45510), (5740, 44622), (6030, 42476), (6068, 42210), (6216, 41205), (6660, 38458), (6888, 37185), (7035, 36408), (7380, 34706), (7437, 34440), (7585, 33768), (7770, 32964), (8040, 31857), (8241, 31080), (8442, 30340), (8610, 29748), (9102, 28140), (9324, 27470), (9380, 27306), (9916, 25830), (10332, 24790), (10360, 24723), (10619, 24120), (10988, 23310), (11256, 22755), (11480, 22311), (11655, 21976), (12060, 21238), (12136, 21105), (12395, 20664), (12915, 19832), (13320, 19229), (13653, 18760), (13735, 18648), (14070, 18204), (14760, 17353), (14874, 17220), (15170, 16884), (15540, 16482)]