218881616

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:324

約数の個数: 80

約数和(自身を含む): 461220480

約数和(自身を除く): 242338864

約数列:

[1, 2, 4, 8, 16, 23, 41, 46, 82, 89, 92, 163, 164, 178, 184, 326, 328, 356, 368, 652, 656, 712, 943, 1304, 1424, 1886, 2047, 2608, 3649, 3749, 3772, 4094, 6683, 7298, 7498, 7544, 8188, 13366, 14507, 14596, 14996, 15088, 16376, 26732, 29014, 29192, 29992, 32752, 53464, 58028, 58384, 59984, 83927, 106928, 116056, 153709, 167854, 232112, 307418, 333661, 335708, 594787, 614836, 667322, 671416, 1189574, 1229672, 1334644, 1342832, 2379148, 2459344, 2669288, 4758296, 5338576, 9516592, 13680101, 27360202, 54720404, 109440808, 218881616]

約数ペア:

[(1, 218881616), (2, 109440808), (4, 54720404), (8, 27360202), (16, 13680101), (23, 9516592), (41, 5338576), (46, 4758296), (82, 2669288), (89, 2459344), (92, 2379148), (163, 1342832), (164, 1334644), (178, 1229672), (184, 1189574), (326, 671416), (328, 667322), (356, 614836), (368, 594787), (652, 335708), (656, 333661), (712, 307418), (943, 232112), (1304, 167854), (1424, 153709), (1886, 116056), (2047, 106928), (2608, 83927), (3649, 59984), (3749, 58384), (3772, 58028), (4094, 53464), (6683, 32752), (7298, 29992), (7498, 29192), (7544, 29014), (8188, 26732), (13366, 16376), (14507, 15088), (14596, 14996)]