1989434216

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:212

約数の個数: 256

約数和(自身を含む): 5170176000

約数和(自身を除く): 3180741784

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 43, 44, 56, 59, 67, 76, 77, 86, 88, 118, 133, 134, 152, 154, 172, 209, 236, 266, 268, 301, 308, 344, 413, 418, 469, 472, 473, 532, 536, 602, 616, 649, 737, 817, 826, 836, 938, 946, 1064, 1121, 1204, 1273, 1298, 1463, 1474, 1634, 1652, 1672, 1876, 1892, 2242, 2408, 2537, 2546, 2596, 2881, 2926, 2948, 3268, 3304, 3311, 3752, 3784, 3953, 4484, 4543, 5074, 5092, 5159, 5192, 5719, 5762, 5852, 5896, 6536, 6622, 7847, 7906, 8911, 8968, 8987, 9086, 10148, 10184, 10318, 11438, 11524, 11704, 12331, 13244, 14003, 15694, 15812, 17759, 17822, 17974, 18172, 20167, 20296, 20636, 22876, 23048, 24662, 26488, 27671, 27907, 28006, 31388, 31624, 31691, 35518, 35644, 35948, 36344, 40334, 41272, 43483, 45752, 48203, 49324, 54739, 55342, 55814, 56012, 62776, 62909, 63382, 71036, 71288, 71896, 75107, 80668, 86317, 86966, 96406, 98021, 98648, 109478, 110684, 111628, 112024, 125818, 126764, 142072, 150214, 161336, 169979, 172634, 173932, 192812, 195349, 196042, 218956, 221368, 221837, 223256, 251636, 253528, 300428, 304381, 337421, 339958, 345268, 347864, 383173, 385624, 390698, 392084, 437912, 443674, 503272, 525749, 530233, 600856, 602129, 608762, 674842, 679916, 690536, 766346, 781396, 784168, 826177, 887348, 1051498, 1060466, 1189853, 1204258, 1217524, 1349684, 1359832, 1532692, 1562792, 1652354, 1774696, 1869769, 2102996, 2120932, 2379706, 2408516, 2435048, 2699368, 3065384, 3229601, 3304708, 3711631, 3739538, 4205992, 4214903, 4241864, 4759412, 4817032, 5783239, 6459202, 6609416, 7423262, 7479076, 8429806, 9518824, 11566478, 12918404, 13088383, 14846524, 14958152, 16859612, 22607207, 23132956, 25836808, 26176766, 29693048, 33719224, 35525611, 45214414, 46265912, 52353532, 71051222, 90428828, 104707064, 142102444, 180857656, 248679277, 284204888, 497358554, 994717108, 1989434216]

約数ペア:

[(1, 1989434216), (2, 994717108), (4, 497358554), (7, 284204888), (8, 248679277), (11, 180857656), (14, 142102444), (19, 104707064), (22, 90428828), (28, 71051222), (38, 52353532), (43, 46265912), (44, 45214414), (56, 35525611), (59, 33719224), (67, 29693048), (76, 26176766), (77, 25836808), (86, 23132956), (88, 22607207), (118, 16859612), (133, 14958152), (134, 14846524), (152, 13088383), (154, 12918404), (172, 11566478), (209, 9518824), (236, 8429806), (266, 7479076), (268, 7423262), (301, 6609416), (308, 6459202), (344, 5783239), (413, 4817032), (418, 4759412), (469, 4241864), (472, 4214903), (473, 4205992), (532, 3739538), (536, 3711631), (602, 3304708), (616, 3229601), (649, 3065384), (737, 2699368), (817, 2435048), (826, 2408516), (836, 2379706), (938, 2120932), (946, 2102996), (1064, 1869769), (1121, 1774696), (1204, 1652354), (1273, 1562792), (1298, 1532692), (1463, 1359832), (1474, 1349684), (1634, 1217524), (1652, 1204258), (1672, 1189853), (1876, 1060466), (1892, 1051498), (2242, 887348), (2408, 826177), (2537, 784168), (2546, 781396), (2596, 766346), (2881, 690536), (2926, 679916), (2948, 674842), (3268, 608762), (3304, 602129), (3311, 600856), (3752, 530233), (3784, 525749), (3953, 503272), (4484, 443674), (4543, 437912), (5074, 392084), (5092, 390698), (5159, 385624), (5192, 383173), (5719, 347864), (5762, 345268), (5852, 339958), (5896, 337421), (6536, 304381), (6622, 300428), (7847, 253528), (7906, 251636), (8911, 223256), (8968, 221837), (8987, 221368), (9086, 218956), (10148, 196042), (10184, 195349), (10318, 192812), (11438, 173932), (11524, 172634), (11704, 169979), (12331, 161336), (13244, 150214), (14003, 142072), (15694, 126764), (15812, 125818), (17759, 112024), (17822, 111628), (17974, 110684), (18172, 109478), (20167, 98648), (20296, 98021), (20636, 96406), (22876, 86966), (23048, 86317), (24662, 80668), (26488, 75107), (27671, 71896), (27907, 71288), (28006, 71036), (31388, 63382), (31624, 62909), (31691, 62776), (35518, 56012), (35644, 55814), (35948, 55342), (36344, 54739), (40334, 49324), (41272, 48203), (43483, 45752)]