222987180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{1087}}^1$

素因数の和:1375

約数の個数: 96

約数和(自身を含む): 675569664

約数和(自身を除く): 452582484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 263, 390, 526, 780, 789, 1052, 1087, 1315, 1578, 2174, 2630, 3156, 3261, 3419, 3945, 4348, 5260, 5435, 6522, 6838, 7890, 10257, 10870, 13044, 13676, 14131, 15780, 16305, 17095, 20514, 21740, 28262, 32610, 34190, 41028, 42393, 51285, 56524, 65220, 68380, 70655, 84786, 102570, 141310, 169572, 205140, 211965, 282620, 285881, 423930, 571762, 847860, 857643, 1143524, 1429405, 1715286, 2858810, 3430572, 3716453, 4288215, 5717620, 7432906, 8576430, 11149359, 14865812, 17152860, 18582265, 22298718, 37164530, 44597436, 55746795, 74329060, 111493590, 222987180]

約数ペア:

[(1, 222987180), (2, 111493590), (3, 74329060), (4, 55746795), (5, 44597436), (6, 37164530), (10, 22298718), (12, 18582265), (13, 17152860), (15, 14865812), (20, 11149359), (26, 8576430), (30, 7432906), (39, 5717620), (52, 4288215), (60, 3716453), (65, 3430572), (78, 2858810), (130, 1715286), (156, 1429405), (195, 1143524), (260, 857643), (263, 847860), (390, 571762), (526, 423930), (780, 285881), (789, 282620), (1052, 211965), (1087, 205140), (1315, 169572), (1578, 141310), (2174, 102570), (2630, 84786), (3156, 70655), (3261, 68380), (3419, 65220), (3945, 56524), (4348, 51285), (5260, 42393), (5435, 41028), (6522, 34190), (6838, 32610), (7890, 28262), (10257, 21740), (10870, 20514), (13044, 17095), (13676, 16305), (14131, 15780)]