198723480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{887}}^1\times {\mathrm{1867}}^1$

素因数の和:2768

約数の個数: 64

約数和(自身を含む): 597162240

約数和(自身を除く): 398438760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 887, 1774, 1867, 2661, 3548, 3734, 4435, 5322, 5601, 7096, 7468, 8870, 9335, 10644, 11202, 13305, 14936, 17740, 18670, 21288, 22404, 26610, 28005, 35480, 37340, 44808, 53220, 56010, 74680, 106440, 112020, 224040, 1656029, 3312058, 4968087, 6624116, 8280145, 9936174, 13248232, 16560290, 19872348, 24840435, 33120580, 39744696, 49680870, 66241160, 99361740, 198723480]

約数ペア:

[(1, 198723480), (2, 99361740), (3, 66241160), (4, 49680870), (5, 39744696), (6, 33120580), (8, 24840435), (10, 19872348), (12, 16560290), (15, 13248232), (20, 9936174), (24, 8280145), (30, 6624116), (40, 4968087), (60, 3312058), (120, 1656029), (887, 224040), (1774, 112020), (1867, 106440), (2661, 74680), (3548, 56010), (3734, 53220), (4435, 44808), (5322, 37340), (5601, 35480), (7096, 28005), (7468, 26610), (8870, 22404), (9335, 21288), (10644, 18670), (11202, 17740), (13305, 14936)]