280148736

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2$

素因数の和:139

約数の個数: 216

約数和(自身を含む): 901583872

約数和(自身を除く): 621435136

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 41, 42, 48, 56, 62, 64, 82, 84, 93, 96, 112, 123, 124, 128, 164, 168, 186, 192, 217, 224, 246, 248, 256, 287, 328, 336, 372, 384, 434, 448, 492, 496, 574, 651, 656, 672, 744, 768, 861, 868, 896, 984, 992, 1148, 1271, 1302, 1312, 1344, 1488, 1681, 1722, 1736, 1792, 1968, 1984, 2296, 2542, 2604, 2624, 2688, 2976, 3362, 3444, 3472, 3813, 3936, 3968, 4592, 5043, 5084, 5208, 5248, 5376, 5952, 6724, 6888, 6944, 7626, 7872, 7936, 8897, 9184, 10086, 10168, 10416, 10496, 11767, 11904, 13448, 13776, 13888, 15252, 15744, 17794, 18368, 20172, 20336, 20832, 23534, 23808, 26691, 26896, 27552, 27776, 30504, 31488, 35301, 35588, 36736, 40344, 40672, 41664, 47068, 52111, 53382, 53792, 55104, 55552, 61008, 70602, 71176, 73472, 80688, 81344, 83328, 94136, 104222, 106764, 107584, 110208, 122016, 141204, 142352, 156333, 161376, 162688, 166656, 188272, 208444, 213528, 215168, 220416, 244032, 282408, 284704, 312666, 322752, 325376, 364777, 376544, 416888, 427056, 430336, 488064, 564816, 569408, 625332, 645504, 729554, 753088, 833776, 854112, 976128, 1094331, 1129632, 1138816, 1250664, 1291008, 1459108, 1506176, 1667552, 1708224, 2188662, 2259264, 2277632, 2501328, 2918216, 3012352, 3335104, 3416448, 4377324, 4518528, 5002656, 5836432, 6670208, 6832896, 8754648, 9037056, 10005312, 11672864, 13340416, 17509296, 20010624, 23345728, 35018592, 40021248, 46691456, 70037184, 93382912, 140074368, 280148736]

約数ペア:

[(1, 280148736), (2, 140074368), (3, 93382912), (4, 70037184), (6, 46691456), (7, 40021248), (8, 35018592), (12, 23345728), (14, 20010624), (16, 17509296), (21, 13340416), (24, 11672864), (28, 10005312), (31, 9037056), (32, 8754648), (41, 6832896), (42, 6670208), (48, 5836432), (56, 5002656), (62, 4518528), (64, 4377324), (82, 3416448), (84, 3335104), (93, 3012352), (96, 2918216), (112, 2501328), (123, 2277632), (124, 2259264), (128, 2188662), (164, 1708224), (168, 1667552), (186, 1506176), (192, 1459108), (217, 1291008), (224, 1250664), (246, 1138816), (248, 1129632), (256, 1094331), (287, 976128), (328, 854112), (336, 833776), (372, 753088), (384, 729554), (434, 645504), (448, 625332), (492, 569408), (496, 564816), (574, 488064), (651, 430336), (656, 427056), (672, 416888), (744, 376544), (768, 364777), (861, 325376), (868, 322752), (896, 312666), (984, 284704), (992, 282408), (1148, 244032), (1271, 220416), (1302, 215168), (1312, 213528), (1344, 208444), (1488, 188272), (1681, 166656), (1722, 162688), (1736, 161376), (1792, 156333), (1968, 142352), (1984, 141204), (2296, 122016), (2542, 110208), (2604, 107584), (2624, 106764), (2688, 104222), (2976, 94136), (3362, 83328), (3444, 81344), (3472, 80688), (3813, 73472), (3936, 71176), (3968, 70602), (4592, 61008), (5043, 55552), (5084, 55104), (5208, 53792), (5248, 53382), (5376, 52111), (5952, 47068), (6724, 41664), (6888, 40672), (6944, 40344), (7626, 36736), (7872, 35588), (7936, 35301), (8897, 31488), (9184, 30504), (10086, 27776), (10168, 27552), (10416, 26896), (10496, 26691), (11767, 23808), (11904, 23534), (13448, 20832), (13776, 20336), (13888, 20172), (15252, 18368), (15744, 17794)]