401026912

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:333

約数の個数: 144

約数和(自身を含む): 968478336

約数和(自身を除く): 567451424

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 32, 44, 52, 62, 88, 104, 121, 124, 143, 176, 208, 242, 248, 257, 286, 341, 352, 403, 416, 484, 496, 514, 572, 682, 806, 968, 992, 1028, 1144, 1364, 1573, 1612, 1936, 2056, 2288, 2728, 2827, 3146, 3224, 3341, 3751, 3872, 4112, 4433, 4576, 5456, 5654, 6292, 6448, 6682, 7502, 7967, 8224, 8866, 10912, 11308, 12584, 12896, 13364, 15004, 15934, 17732, 22616, 25168, 26728, 30008, 31097, 31868, 35464, 36751, 45232, 48763, 50336, 53456, 60016, 62194, 63736, 70928, 73502, 87637, 90464, 97526, 103571, 106912, 120032, 124388, 127472, 141856, 147004, 175274, 195052, 207142, 248776, 254944, 294008, 350548, 390104, 404261, 414284, 497552, 588016, 701096, 780208, 808522, 828568, 964007, 995104, 1139281, 1176032, 1402192, 1560416, 1617044, 1657136, 1928014, 2278562, 2804384, 3234088, 3314272, 3856028, 4557124, 6468176, 7712056, 9114248, 12532091, 12936352, 15424112, 18228496, 25064182, 30848224, 36456992, 50128364, 100256728, 200513456, 401026912]

約数ペア:

[(1, 401026912), (2, 200513456), (4, 100256728), (8, 50128364), (11, 36456992), (13, 30848224), (16, 25064182), (22, 18228496), (26, 15424112), (31, 12936352), (32, 12532091), (44, 9114248), (52, 7712056), (62, 6468176), (88, 4557124), (104, 3856028), (121, 3314272), (124, 3234088), (143, 2804384), (176, 2278562), (208, 1928014), (242, 1657136), (248, 1617044), (257, 1560416), (286, 1402192), (341, 1176032), (352, 1139281), (403, 995104), (416, 964007), (484, 828568), (496, 808522), (514, 780208), (572, 701096), (682, 588016), (806, 497552), (968, 414284), (992, 404261), (1028, 390104), (1144, 350548), (1364, 294008), (1573, 254944), (1612, 248776), (1936, 207142), (2056, 195052), (2288, 175274), (2728, 147004), (2827, 141856), (3146, 127472), (3224, 124388), (3341, 120032), (3751, 106912), (3872, 103571), (4112, 97526), (4433, 90464), (4576, 87637), (5456, 73502), (5654, 70928), (6292, 63736), (6448, 62194), (6682, 60016), (7502, 53456), (7967, 50336), (8224, 48763), (8866, 45232), (10912, 36751), (11308, 35464), (12584, 31868), (12896, 31097), (13364, 30008), (15004, 26728), (15934, 25168), (17732, 22616)]