216897824

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:215

約数の個数: 144

約数和(自身を含む): 525530880

約数和(自身を除く): 308633056

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 32, 44, 52, 62, 88, 104, 121, 124, 139, 143, 176, 208, 242, 248, 278, 286, 341, 352, 403, 416, 484, 496, 556, 572, 682, 806, 968, 992, 1112, 1144, 1364, 1529, 1573, 1612, 1807, 1936, 2224, 2288, 2728, 3058, 3146, 3224, 3614, 3751, 3872, 4309, 4433, 4448, 4576, 5456, 6116, 6292, 6448, 7228, 7502, 8618, 8866, 10912, 12232, 12584, 12896, 14456, 15004, 16819, 17236, 17732, 19877, 24464, 25168, 28912, 30008, 33638, 34472, 35464, 39754, 47399, 48763, 48928, 50336, 56017, 57824, 60016, 67276, 68944, 70928, 79508, 94798, 97526, 112034, 120032, 134552, 137888, 141856, 159016, 189596, 195052, 218647, 224068, 269104, 318032, 379192, 390104, 437294, 448136, 521389, 538208, 616187, 636064, 758384, 780208, 874588, 896272, 1042778, 1232374, 1516768, 1560416, 1749176, 1792544, 2085556, 2464748, 3498352, 4171112, 4929496, 6778057, 6996704, 8342224, 9858992, 13556114, 16684448, 19717984, 27112228, 54224456, 108448912, 216897824]

約数ペア:

[(1, 216897824), (2, 108448912), (4, 54224456), (8, 27112228), (11, 19717984), (13, 16684448), (16, 13556114), (22, 9858992), (26, 8342224), (31, 6996704), (32, 6778057), (44, 4929496), (52, 4171112), (62, 3498352), (88, 2464748), (104, 2085556), (121, 1792544), (124, 1749176), (139, 1560416), (143, 1516768), (176, 1232374), (208, 1042778), (242, 896272), (248, 874588), (278, 780208), (286, 758384), (341, 636064), (352, 616187), (403, 538208), (416, 521389), (484, 448136), (496, 437294), (556, 390104), (572, 379192), (682, 318032), (806, 269104), (968, 224068), (992, 218647), (1112, 195052), (1144, 189596), (1364, 159016), (1529, 141856), (1573, 137888), (1612, 134552), (1807, 120032), (1936, 112034), (2224, 97526), (2288, 94798), (2728, 79508), (3058, 70928), (3146, 68944), (3224, 67276), (3614, 60016), (3751, 57824), (3872, 56017), (4309, 50336), (4433, 48928), (4448, 48763), (4576, 47399), (5456, 39754), (6116, 35464), (6292, 34472), (6448, 33638), (7228, 30008), (7502, 28912), (8618, 25168), (8866, 24464), (10912, 19877), (12232, 17732), (12584, 17236), (12896, 16819), (14456, 15004)]