180693760

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10859}}^1$

素因数の和:10893

約数の個数: 72

約数和(自身を含む): 466154640

約数和(自身を除く): 285460880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 8320, 10859, 16640, 21718, 43436, 54295, 86872, 108590, 141167, 173744, 217180, 282334, 347488, 434360, 564668, 694976, 705835, 868720, 1129336, 1389952, 1411670, 1737440, 2258672, 2779904, 2823340, 3474880, 4517344, 5646680, 6949760, 9034688, 11293360, 13899520, 18069376, 22586720, 36138752, 45173440, 90346880, 180693760]

約数ペア:

[(1, 180693760), (2, 90346880), (4, 45173440), (5, 36138752), (8, 22586720), (10, 18069376), (13, 13899520), (16, 11293360), (20, 9034688), (26, 6949760), (32, 5646680), (40, 4517344), (52, 3474880), (64, 2823340), (65, 2779904), (80, 2258672), (104, 1737440), (128, 1411670), (130, 1389952), (160, 1129336), (208, 868720), (256, 705835), (260, 694976), (320, 564668), (416, 434360), (520, 347488), (640, 282334), (832, 217180), (1040, 173744), (1280, 141167), (1664, 108590), (2080, 86872), (3328, 54295), (4160, 43436), (8320, 21718), (10859, 16640)]