138923456

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:119

約数の個数: 168

約数和(自身を含む): 355579680

約数和(自身を除く): 216656224

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 29, 32, 34, 37, 56, 58, 64, 68, 74, 112, 116, 119, 136, 148, 203, 224, 232, 238, 259, 272, 289, 296, 406, 448, 464, 476, 493, 518, 544, 578, 592, 629, 812, 928, 952, 986, 1036, 1073, 1088, 1156, 1184, 1258, 1624, 1856, 1904, 1972, 2023, 2072, 2146, 2312, 2368, 2516, 3248, 3451, 3808, 3944, 4046, 4144, 4292, 4403, 4624, 5032, 6496, 6902, 7511, 7616, 7888, 8092, 8288, 8381, 8584, 8806, 9248, 10064, 10693, 12992, 13804, 15022, 15776, 16184, 16576, 16762, 17168, 17612, 18241, 18496, 20128, 21386, 27608, 30044, 31552, 32368, 33524, 34336, 35224, 36482, 40256, 42772, 55216, 58667, 60088, 64736, 67048, 68672, 70448, 72964, 74851, 85544, 110432, 117334, 120176, 127687, 129472, 134096, 140896, 145928, 149702, 171088, 220864, 234668, 240352, 255374, 268192, 281792, 291856, 299404, 310097, 342176, 469336, 480704, 510748, 536384, 583712, 598808, 620194, 684352, 938672, 1021496, 1167424, 1197616, 1240388, 1877344, 2042992, 2170679, 2395232, 2480776, 3754688, 4085984, 4341358, 4790464, 4961552, 8171968, 8682716, 9923104, 17365432, 19846208, 34730864, 69461728, 138923456]

約数ペア:

[(1, 138923456), (2, 69461728), (4, 34730864), (7, 19846208), (8, 17365432), (14, 9923104), (16, 8682716), (17, 8171968), (28, 4961552), (29, 4790464), (32, 4341358), (34, 4085984), (37, 3754688), (56, 2480776), (58, 2395232), (64, 2170679), (68, 2042992), (74, 1877344), (112, 1240388), (116, 1197616), (119, 1167424), (136, 1021496), (148, 938672), (203, 684352), (224, 620194), (232, 598808), (238, 583712), (259, 536384), (272, 510748), (289, 480704), (296, 469336), (406, 342176), (448, 310097), (464, 299404), (476, 291856), (493, 281792), (518, 268192), (544, 255374), (578, 240352), (592, 234668), (629, 220864), (812, 171088), (928, 149702), (952, 145928), (986, 140896), (1036, 134096), (1073, 129472), (1088, 127687), (1156, 120176), (1184, 117334), (1258, 110432), (1624, 85544), (1856, 74851), (1904, 72964), (1972, 70448), (2023, 68672), (2072, 67048), (2146, 64736), (2312, 60088), (2368, 58667), (2516, 55216), (3248, 42772), (3451, 40256), (3808, 36482), (3944, 35224), (4046, 34336), (4144, 33524), (4292, 32368), (4403, 31552), (4624, 30044), (5032, 27608), (6496, 21386), (6902, 20128), (7511, 18496), (7616, 18241), (7888, 17612), (8092, 17168), (8288, 16762), (8381, 16576), (8584, 16184), (8806, 15776), (9248, 15022), (10064, 13804), (10693, 12992)]