257034888

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:121

約数の個数: 288

約数和(自身を含む): 855878400

約数和(自身を除く): 598843512

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 19, 22, 24, 29, 31, 33, 36, 38, 44, 57, 58, 62, 66, 72, 76, 87, 88, 93, 99, 114, 116, 124, 132, 152, 171, 174, 186, 198, 209, 228, 232, 248, 261, 264, 279, 319, 341, 342, 348, 361, 372, 396, 418, 456, 522, 551, 558, 589, 627, 638, 682, 684, 696, 722, 744, 792, 836, 899, 957, 1023, 1044, 1083, 1102, 1116, 1178, 1254, 1276, 1364, 1368, 1444, 1653, 1672, 1767, 1798, 1881, 1914, 2046, 2088, 2166, 2204, 2232, 2356, 2508, 2552, 2697, 2728, 2871, 2888, 3069, 3249, 3306, 3534, 3596, 3762, 3828, 3971, 4092, 4332, 4408, 4712, 4959, 5016, 5301, 5394, 5742, 6061, 6138, 6479, 6498, 6612, 7068, 7192, 7524, 7656, 7942, 8091, 8184, 8664, 9889, 9918, 10469, 10602, 10788, 11191, 11484, 11913, 12122, 12276, 12958, 12996, 13224, 14136, 15048, 15884, 16182, 17081, 18183, 19437, 19778, 19836, 20938, 21204, 21576, 22382, 22968, 23826, 24244, 24552, 25916, 25992, 29667, 31407, 31768, 32364, 33573, 34162, 35739, 36366, 38874, 39556, 39672, 41876, 42408, 44764, 47652, 48488, 51243, 51832, 54549, 58311, 59334, 62814, 64728, 67146, 68324, 71478, 72732, 77748, 79112, 83752, 89001, 89528, 94221, 95304, 100719, 102486, 109098, 115159, 116622, 118668, 123101, 125628, 134292, 136648, 142956, 145464, 153729, 155496, 178002, 187891, 188442, 201438, 204972, 218196, 230318, 233244, 237336, 246202, 251256, 268584, 285912, 307458, 324539, 345477, 356004, 369303, 375782, 376884, 402876, 409944, 436392, 460636, 466488, 492404, 563673, 614916, 649078, 690954, 712008, 738606, 751564, 753768, 805752, 921272, 973617, 984808, 1036431, 1107909, 1127346, 1229832, 1298156, 1381908, 1477212, 1503128, 1691019, 1947234, 2072862, 2215818, 2254692, 2596312, 2763816, 2920851, 2954424, 3382038, 3569929, 3894468, 4145724, 4431636, 4509384, 5841702, 6764076, 7139858, 7788936, 8291448, 8863272, 10709787, 11683404, 13528152, 14279716, 21419574, 23366808, 28559432, 32129361, 42839148, 64258722, 85678296, 128517444, 257034888]

約数ペア:

[(1, 257034888), (2, 128517444), (3, 85678296), (4, 64258722), (6, 42839148), (8, 32129361), (9, 28559432), (11, 23366808), (12, 21419574), (18, 14279716), (19, 13528152), (22, 11683404), (24, 10709787), (29, 8863272), (31, 8291448), (33, 7788936), (36, 7139858), (38, 6764076), (44, 5841702), (57, 4509384), (58, 4431636), (62, 4145724), (66, 3894468), (72, 3569929), (76, 3382038), (87, 2954424), (88, 2920851), (93, 2763816), (99, 2596312), (114, 2254692), (116, 2215818), (124, 2072862), (132, 1947234), (152, 1691019), (171, 1503128), (174, 1477212), (186, 1381908), (198, 1298156), (209, 1229832), (228, 1127346), (232, 1107909), (248, 1036431), (261, 984808), (264, 973617), (279, 921272), (319, 805752), (341, 753768), (342, 751564), (348, 738606), (361, 712008), (372, 690954), (396, 649078), (418, 614916), (456, 563673), (522, 492404), (551, 466488), (558, 460636), (589, 436392), (627, 409944), (638, 402876), (682, 376884), (684, 375782), (696, 369303), (722, 356004), (744, 345477), (792, 324539), (836, 307458), (899, 285912), (957, 268584), (1023, 251256), (1044, 246202), (1083, 237336), (1102, 233244), (1116, 230318), (1178, 218196), (1254, 204972), (1276, 201438), (1364, 188442), (1368, 187891), (1444, 178002), (1653, 155496), (1672, 153729), (1767, 145464), (1798, 142956), (1881, 136648), (1914, 134292), (2046, 125628), (2088, 123101), (2166, 118668), (2204, 116622), (2232, 115159), (2356, 109098), (2508, 102486), (2552, 100719), (2697, 95304), (2728, 94221), (2871, 89528), (2888, 89001), (3069, 83752), (3249, 79112), (3306, 77748), (3534, 72732), (3596, 71478), (3762, 68324), (3828, 67146), (3971, 64728), (4092, 62814), (4332, 59334), (4408, 58311), (4712, 54549), (4959, 51832), (5016, 51243), (5301, 48488), (5394, 47652), (5742, 44764), (6061, 42408), (6138, 41876), (6479, 39672), (6498, 39556), (6612, 38874), (7068, 36366), (7192, 35739), (7524, 34162), (7656, 33573), (7942, 32364), (8091, 31768), (8184, 31407), (8664, 29667), (9889, 25992), (9918, 25916), (10469, 24552), (10602, 24244), (10788, 23826), (11191, 22968), (11484, 22382), (11913, 21576), (12122, 21204), (12276, 20938), (12958, 19836), (12996, 19778), (13224, 19437), (14136, 18183), (15048, 17081), (15884, 16182)]