861332768

素因数分解:

$2^5\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{757}}^1$

素因数の和:866

約数の個数: 72

約数和(自身を含む): 1801949436

約数和(自身を除く): 940616668

約数列:

[1, 2, 4, 8, 16, 31, 32, 37, 62, 74, 124, 148, 248, 296, 496, 592, 757, 961, 992, 1147, 1184, 1514, 1922, 2294, 3028, 3844, 4588, 6056, 7688, 9176, 12112, 15376, 18352, 23467, 24224, 28009, 30752, 35557, 36704, 46934, 56018, 71114, 93868, 112036, 142228, 187736, 224072, 284456, 375472, 448144, 568912, 727477, 750944, 868279, 896288, 1137824, 1454954, 1736558, 2909908, 3473116, 5819816, 6946232, 11639632, 13892464, 23279264, 26916649, 27784928, 53833298, 107666596, 215333192, 430666384, 861332768]

約数ペア:

[(1, 861332768), (2, 430666384), (4, 215333192), (8, 107666596), (16, 53833298), (31, 27784928), (32, 26916649), (37, 23279264), (62, 13892464), (74, 11639632), (124, 6946232), (148, 5819816), (248, 3473116), (296, 2909908), (496, 1736558), (592, 1454954), (757, 1137824), (961, 896288), (992, 868279), (1147, 750944), (1184, 727477), (1514, 568912), (1922, 448144), (2294, 375472), (3028, 284456), (3844, 224072), (4588, 187736), (6056, 142228), (7688, 112036), (9176, 93868), (12112, 71114), (15376, 56018), (18352, 46934), (23467, 36704), (24224, 35557), (28009, 30752)]