397918976

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:115

約数の個数: 288

約数和(自身を含む): 1098854400

約数和(自身を除く): 700935424

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 29, 31, 32, 38, 52, 56, 58, 62, 64, 76, 91, 104, 112, 116, 124, 128, 133, 152, 182, 203, 208, 217, 224, 232, 247, 248, 256, 266, 304, 364, 377, 403, 406, 416, 434, 448, 464, 494, 496, 532, 551, 589, 608, 728, 754, 806, 812, 832, 868, 896, 899, 928, 988, 992, 1064, 1102, 1178, 1216, 1456, 1508, 1612, 1624, 1664, 1729, 1736, 1792, 1798, 1856, 1976, 1984, 2128, 2204, 2356, 2432, 2639, 2821, 2912, 3016, 3224, 3248, 3328, 3458, 3472, 3596, 3712, 3857, 3952, 3968, 4123, 4256, 4408, 4712, 4864, 5278, 5642, 5824, 6032, 6293, 6448, 6496, 6916, 6944, 7163, 7192, 7424, 7657, 7714, 7904, 7936, 8246, 8512, 8816, 9424, 10556, 11284, 11648, 11687, 12064, 12586, 12896, 12992, 13832, 13888, 14326, 14384, 15314, 15428, 15808, 16492, 17024, 17081, 17632, 18848, 21112, 22568, 23296, 23374, 24128, 25172, 25792, 25984, 27664, 27776, 28652, 28768, 30628, 30856, 31616, 32984, 34048, 34162, 35264, 37696, 42224, 45136, 46748, 48256, 50141, 50344, 51584, 51968, 53599, 55328, 55552, 57304, 57536, 61256, 61712, 63232, 65968, 68324, 70528, 75392, 81809, 84448, 90272, 93496, 96512, 100282, 100688, 103168, 107198, 110656, 114608, 115072, 119567, 122512, 123424, 131936, 136648, 141056, 150784, 163618, 168896, 180544, 186992, 200564, 201376, 214396, 221312, 222053, 229216, 230144, 239134, 245024, 246848, 263872, 273296, 327236, 337792, 361088, 373984, 401128, 402752, 428792, 442624, 444106, 458432, 478268, 490048, 493696, 527744, 546592, 654472, 675584, 722176, 747968, 802256, 805504, 857584, 888212, 916864, 956536, 980096, 987392, 1055488, 1093184, 1308944, 1495936, 1554371, 1604512, 1611008, 1715168, 1776424, 1833728, 1913072, 1960192, 2186368, 2617888, 2991872, 3108742, 3209024, 3430336, 3552848, 3826144, 4372736, 5235776, 6217484, 6418048, 6860672, 7105696, 7652288, 10471552, 12434968, 12836096, 13721344, 14211392, 15304576, 20943104, 24869936, 28422784, 30609152, 49739872, 56845568, 99479744, 198959488, 397918976]

約数ペア:

[(1, 397918976), (2, 198959488), (4, 99479744), (7, 56845568), (8, 49739872), (13, 30609152), (14, 28422784), (16, 24869936), (19, 20943104), (26, 15304576), (28, 14211392), (29, 13721344), (31, 12836096), (32, 12434968), (38, 10471552), (52, 7652288), (56, 7105696), (58, 6860672), (62, 6418048), (64, 6217484), (76, 5235776), (91, 4372736), (104, 3826144), (112, 3552848), (116, 3430336), (124, 3209024), (128, 3108742), (133, 2991872), (152, 2617888), (182, 2186368), (203, 1960192), (208, 1913072), (217, 1833728), (224, 1776424), (232, 1715168), (247, 1611008), (248, 1604512), (256, 1554371), (266, 1495936), (304, 1308944), (364, 1093184), (377, 1055488), (403, 987392), (406, 980096), (416, 956536), (434, 916864), (448, 888212), (464, 857584), (494, 805504), (496, 802256), (532, 747968), (551, 722176), (589, 675584), (608, 654472), (728, 546592), (754, 527744), (806, 493696), (812, 490048), (832, 478268), (868, 458432), (896, 444106), (899, 442624), (928, 428792), (988, 402752), (992, 401128), (1064, 373984), (1102, 361088), (1178, 337792), (1216, 327236), (1456, 273296), (1508, 263872), (1612, 246848), (1624, 245024), (1664, 239134), (1729, 230144), (1736, 229216), (1792, 222053), (1798, 221312), (1856, 214396), (1976, 201376), (1984, 200564), (2128, 186992), (2204, 180544), (2356, 168896), (2432, 163618), (2639, 150784), (2821, 141056), (2912, 136648), (3016, 131936), (3224, 123424), (3248, 122512), (3328, 119567), (3458, 115072), (3472, 114608), (3596, 110656), (3712, 107198), (3857, 103168), (3952, 100688), (3968, 100282), (4123, 96512), (4256, 93496), (4408, 90272), (4712, 84448), (4864, 81809), (5278, 75392), (5642, 70528), (5824, 68324), (6032, 65968), (6293, 63232), (6448, 61712), (6496, 61256), (6916, 57536), (6944, 57304), (7163, 55552), (7192, 55328), (7424, 53599), (7657, 51968), (7714, 51584), (7904, 50344), (7936, 50141), (8246, 48256), (8512, 46748), (8816, 45136), (9424, 42224), (10556, 37696), (11284, 35264), (11648, 34162), (11687, 34048), (12064, 32984), (12586, 31616), (12896, 30856), (12992, 30628), (13832, 28768), (13888, 28652), (14326, 27776), (14384, 27664), (15314, 25984), (15428, 25792), (15808, 25172), (16492, 24128), (17024, 23374), (17081, 23296), (17632, 22568), (18848, 21112)]