215704672

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^2$

素因数の和:248

約数の個数: 72

約数和(自身を含む): 460280016

約数和(自身を除く): 244575344

約数列:

[1, 2, 4, 8, 16, 23, 32, 37, 46, 74, 89, 92, 148, 178, 184, 296, 356, 368, 592, 712, 736, 851, 1184, 1424, 1702, 2047, 2848, 3293, 3404, 4094, 6586, 6808, 7921, 8188, 13172, 13616, 15842, 16376, 26344, 27232, 31684, 32752, 52688, 63368, 65504, 75739, 105376, 126736, 151478, 182183, 253472, 293077, 302956, 364366, 586154, 605912, 728732, 1172308, 1211824, 1457464, 2344616, 2423648, 2914928, 4689232, 5829856, 6740771, 9378464, 13481542, 26963084, 53926168, 107852336, 215704672]

約数ペア:

[(1, 215704672), (2, 107852336), (4, 53926168), (8, 26963084), (16, 13481542), (23, 9378464), (32, 6740771), (37, 5829856), (46, 4689232), (74, 2914928), (89, 2423648), (92, 2344616), (148, 1457464), (178, 1211824), (184, 1172308), (296, 728732), (356, 605912), (368, 586154), (592, 364366), (712, 302956), (736, 293077), (851, 253472), (1184, 182183), (1424, 151478), (1702, 126736), (2047, 105376), (2848, 75739), (3293, 65504), (3404, 63368), (4094, 52688), (6586, 32752), (6808, 31684), (7921, 27232), (8188, 26344), (13172, 16376), (13616, 15842)]