51504360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{18661}}^1$

素因数の和:18698

約数の個数: 64

約数和(自身を含む): 161239680

約数和(自身を除く): 109735320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 18661, 37322, 55983, 74644, 93305, 111966, 149288, 186610, 223932, 279915, 373220, 429203, 447864, 559830, 746440, 858406, 1119660, 1287609, 1716812, 2146015, 2239320, 2575218, 3433624, 4292030, 5150436, 6438045, 8584060, 10300872, 12876090, 17168120, 25752180, 51504360]

約数ペア:

[(1, 51504360), (2, 25752180), (3, 17168120), (4, 12876090), (5, 10300872), (6, 8584060), (8, 6438045), (10, 5150436), (12, 4292030), (15, 3433624), (20, 2575218), (23, 2239320), (24, 2146015), (30, 1716812), (40, 1287609), (46, 1119660), (60, 858406), (69, 746440), (92, 559830), (115, 447864), (120, 429203), (138, 373220), (184, 279915), (230, 223932), (276, 186610), (345, 149288), (460, 111966), (552, 93305), (690, 74644), (920, 55983), (1380, 37322), (2760, 18661)]