638581872

素因数分解:

$2^4\times 3^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1\times {\mathrm{569}}^1$

素因数の和:910

約数の個数: 80

約数和(自身を含む): 1675964160

約数和(自身を除く): 1037382288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 103, 206, 227, 309, 412, 454, 569, 618, 681, 824, 908, 1138, 1236, 1362, 1648, 1707, 1816, 2276, 2472, 2724, 3414, 3632, 4552, 4944, 5448, 6828, 9104, 10896, 13656, 23381, 27312, 46762, 58607, 70143, 93524, 117214, 129163, 140286, 175821, 187048, 234428, 258326, 280572, 351642, 374096, 387489, 468856, 516652, 561144, 703284, 774978, 937712, 1033304, 1122288, 1406568, 1549956, 2066608, 2813136, 3099912, 6199824, 13303789, 26607578, 39911367, 53215156, 79822734, 106430312, 159645468, 212860624, 319290936, 638581872]

約数ペア:

[(1, 638581872), (2, 319290936), (3, 212860624), (4, 159645468), (6, 106430312), (8, 79822734), (12, 53215156), (16, 39911367), (24, 26607578), (48, 13303789), (103, 6199824), (206, 3099912), (227, 2813136), (309, 2066608), (412, 1549956), (454, 1406568), (569, 1122288), (618, 1033304), (681, 937712), (824, 774978), (908, 703284), (1138, 561144), (1236, 516652), (1362, 468856), (1648, 387489), (1707, 374096), (1816, 351642), (2276, 280572), (2472, 258326), (2724, 234428), (3414, 187048), (3632, 175821), (4552, 140286), (4944, 129163), (5448, 117214), (6828, 93524), (9104, 70143), (10896, 58607), (13656, 46762), (23381, 27312)]