420181656

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{809}}^1$

素因数の和:921

約数の個数: 128

約数和(自身を含む): 1189728000

約数和(自身を除く): 769546344

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 19, 24, 34, 38, 51, 57, 67, 68, 76, 102, 114, 134, 136, 152, 201, 204, 228, 268, 323, 402, 408, 456, 536, 646, 804, 809, 969, 1139, 1273, 1292, 1608, 1618, 1938, 2278, 2427, 2546, 2584, 3236, 3417, 3819, 3876, 4556, 4854, 5092, 6472, 6834, 7638, 7752, 9112, 9708, 10184, 13668, 13753, 15276, 15371, 19416, 21641, 27336, 27506, 30552, 30742, 41259, 43282, 46113, 54203, 55012, 61484, 64923, 82518, 86564, 92226, 108406, 110024, 122968, 129846, 162609, 165036, 173128, 184452, 216812, 259692, 261307, 325218, 330072, 368904, 433624, 519384, 522614, 650436, 783921, 921451, 1029857, 1045228, 1300872, 1567842, 1842902, 2059714, 2090456, 2764353, 3089571, 3135684, 3685804, 4119428, 5528706, 6179142, 6271368, 7371608, 8238856, 11057412, 12358284, 17507569, 22114824, 24716568, 35015138, 52522707, 70030276, 105045414, 140060552, 210090828, 420181656]

約数ペア:

[(1, 420181656), (2, 210090828), (3, 140060552), (4, 105045414), (6, 70030276), (8, 52522707), (12, 35015138), (17, 24716568), (19, 22114824), (24, 17507569), (34, 12358284), (38, 11057412), (51, 8238856), (57, 7371608), (67, 6271368), (68, 6179142), (76, 5528706), (102, 4119428), (114, 3685804), (134, 3135684), (136, 3089571), (152, 2764353), (201, 2090456), (204, 2059714), (228, 1842902), (268, 1567842), (323, 1300872), (402, 1045228), (408, 1029857), (456, 921451), (536, 783921), (646, 650436), (804, 522614), (809, 519384), (969, 433624), (1139, 368904), (1273, 330072), (1292, 325218), (1608, 261307), (1618, 259692), (1938, 216812), (2278, 184452), (2427, 173128), (2546, 165036), (2584, 162609), (3236, 129846), (3417, 122968), (3819, 110024), (3876, 108406), (4556, 92226), (4854, 86564), (5092, 82518), (6472, 64923), (6834, 61484), (7638, 55012), (7752, 54203), (9112, 46113), (9708, 43282), (10184, 41259), (13668, 30742), (13753, 30552), (15276, 27506), (15371, 27336), (19416, 21641)]