1637887920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2039}}^1\times {\mathrm{3347}}^1$

素因数の和:5402

約数の個数: 80

約数和(自身を含む): 5081460480

約数和(自身を除く): 3443572560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2039, 3347, 4078, 6117, 6694, 8156, 10041, 10195, 12234, 13388, 16312, 16735, 20082, 20390, 24468, 26776, 30585, 32624, 33470, 40164, 40780, 48936, 50205, 53552, 61170, 66940, 80328, 81560, 97872, 100410, 122340, 133880, 160656, 163120, 200820, 244680, 267760, 401640, 489360, 803280, 6824533, 13649066, 20473599, 27298132, 34122665, 40947198, 54596264, 68245330, 81894396, 102367995, 109192528, 136490660, 163788792, 204735990, 272981320, 327577584, 409471980, 545962640, 818943960, 1637887920]

約数ペア:

[(1, 1637887920), (2, 818943960), (3, 545962640), (4, 409471980), (5, 327577584), (6, 272981320), (8, 204735990), (10, 163788792), (12, 136490660), (15, 109192528), (16, 102367995), (20, 81894396), (24, 68245330), (30, 54596264), (40, 40947198), (48, 34122665), (60, 27298132), (80, 20473599), (120, 13649066), (240, 6824533), (2039, 803280), (3347, 489360), (4078, 401640), (6117, 267760), (6694, 244680), (8156, 200820), (10041, 163120), (10195, 160656), (12234, 133880), (13388, 122340), (16312, 100410), (16735, 97872), (20082, 81560), (20390, 80328), (24468, 66940), (26776, 61170), (30585, 53552), (32624, 50205), (33470, 48936), (40164, 40780)]