131490270

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{659}}^1\times {\mathrm{739}}^1$

素因数の和:1414

約数の個数: 64

約数和(自身を含む): 351648000

約数和(自身を除く): 220157730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 659, 739, 1318, 1478, 1977, 2217, 3295, 3695, 3954, 4434, 5931, 6590, 6651, 7390, 9885, 11085, 11862, 13302, 17793, 19770, 19953, 22170, 29655, 33255, 35586, 39906, 59310, 66510, 88965, 99765, 177930, 199530, 487001, 974002, 1461003, 2435005, 2922006, 4383009, 4870010, 7305015, 8766018, 13149027, 14610030, 21915045, 26298054, 43830090, 65745135, 131490270]

約数ペア:

[(1, 131490270), (2, 65745135), (3, 43830090), (5, 26298054), (6, 21915045), (9, 14610030), (10, 13149027), (15, 8766018), (18, 7305015), (27, 4870010), (30, 4383009), (45, 2922006), (54, 2435005), (90, 1461003), (135, 974002), (270, 487001), (659, 199530), (739, 177930), (1318, 99765), (1478, 88965), (1977, 66510), (2217, 59310), (3295, 39906), (3695, 35586), (3954, 33255), (4434, 29655), (5931, 22170), (6590, 19953), (6651, 19770), (7390, 17793), (9885, 13302), (11085, 11862)]