420002688

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:205

約数の個数: 256

約数和(自身を含む): 1354429440

約数和(自身を除く): 934426752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 37, 41, 42, 48, 56, 64, 74, 82, 84, 96, 103, 111, 112, 123, 128, 148, 164, 168, 192, 206, 222, 224, 246, 259, 287, 296, 309, 328, 336, 384, 412, 444, 448, 492, 518, 574, 592, 618, 656, 672, 721, 777, 824, 861, 888, 896, 984, 1036, 1148, 1184, 1236, 1312, 1344, 1442, 1517, 1554, 1648, 1722, 1776, 1968, 2072, 2163, 2296, 2368, 2472, 2624, 2688, 2884, 3034, 3108, 3296, 3444, 3552, 3811, 3936, 4144, 4223, 4326, 4551, 4592, 4736, 4944, 5248, 5768, 6068, 6216, 6592, 6888, 7104, 7622, 7872, 8288, 8446, 8652, 9102, 9184, 9888, 10619, 11433, 11536, 12136, 12432, 12669, 13184, 13776, 14208, 15244, 15744, 16576, 16892, 17304, 18204, 18368, 19776, 21238, 22866, 23072, 24272, 24864, 25338, 26677, 27552, 29561, 30488, 31857, 33152, 33784, 34608, 36408, 36736, 39552, 42476, 45732, 46144, 48544, 49728, 50676, 53354, 55104, 59122, 60976, 63714, 67568, 69216, 72816, 80031, 84952, 88683, 91464, 92288, 97088, 99456, 101352, 106708, 110208, 118244, 121952, 127428, 135136, 138432, 145632, 156251, 160062, 169904, 177366, 182928, 194176, 202704, 213416, 236488, 243904, 254856, 270272, 276864, 291264, 312502, 320124, 339808, 354732, 365856, 405408, 426832, 468753, 472976, 487808, 509712, 540544, 582528, 625004, 640248, 679616, 709464, 731712, 810816, 853664, 937506, 945952, 1019424, 1093757, 1250008, 1280496, 1359232, 1418928, 1463424, 1621632, 1707328, 1875012, 1891904, 2038848, 2187514, 2500016, 2560992, 2837856, 3281271, 3414656, 3750024, 3783808, 4077696, 4375028, 5000032, 5121984, 5675712, 6562542, 7500048, 8750056, 10000064, 10243968, 11351424, 13125084, 15000096, 17500112, 20000128, 26250168, 30000192, 35000224, 52500336, 60000384, 70000448, 105000672, 140000896, 210001344, 420002688]

約数ペア:

[(1, 420002688), (2, 210001344), (3, 140000896), (4, 105000672), (6, 70000448), (7, 60000384), (8, 52500336), (12, 35000224), (14, 30000192), (16, 26250168), (21, 20000128), (24, 17500112), (28, 15000096), (32, 13125084), (37, 11351424), (41, 10243968), (42, 10000064), (48, 8750056), (56, 7500048), (64, 6562542), (74, 5675712), (82, 5121984), (84, 5000032), (96, 4375028), (103, 4077696), (111, 3783808), (112, 3750024), (123, 3414656), (128, 3281271), (148, 2837856), (164, 2560992), (168, 2500016), (192, 2187514), (206, 2038848), (222, 1891904), (224, 1875012), (246, 1707328), (259, 1621632), (287, 1463424), (296, 1418928), (309, 1359232), (328, 1280496), (336, 1250008), (384, 1093757), (412, 1019424), (444, 945952), (448, 937506), (492, 853664), (518, 810816), (574, 731712), (592, 709464), (618, 679616), (656, 640248), (672, 625004), (721, 582528), (777, 540544), (824, 509712), (861, 487808), (888, 472976), (896, 468753), (984, 426832), (1036, 405408), (1148, 365856), (1184, 354732), (1236, 339808), (1312, 320124), (1344, 312502), (1442, 291264), (1517, 276864), (1554, 270272), (1648, 254856), (1722, 243904), (1776, 236488), (1968, 213416), (2072, 202704), (2163, 194176), (2296, 182928), (2368, 177366), (2472, 169904), (2624, 160062), (2688, 156251), (2884, 145632), (3034, 138432), (3108, 135136), (3296, 127428), (3444, 121952), (3552, 118244), (3811, 110208), (3936, 106708), (4144, 101352), (4223, 99456), (4326, 97088), (4551, 92288), (4592, 91464), (4736, 88683), (4944, 84952), (5248, 80031), (5768, 72816), (6068, 69216), (6216, 67568), (6592, 63714), (6888, 60976), (7104, 59122), (7622, 55104), (7872, 53354), (8288, 50676), (8446, 49728), (8652, 48544), (9102, 46144), (9184, 45732), (9888, 42476), (10619, 39552), (11433, 36736), (11536, 36408), (12136, 34608), (12432, 33784), (12669, 33152), (13184, 31857), (13776, 30488), (14208, 29561), (15244, 27552), (15744, 26677), (16576, 25338), (16892, 24864), (17304, 24272), (18204, 23072), (18368, 22866), (19776, 21238)]