2155320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{5987}}^1$

素因数の和:6004

約数の個数: 48

約数和(自身を含む): 7005960

約数和(自身を除く): 4850640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 5987, 11974, 17961, 23948, 29935, 35922, 47896, 53883, 59870, 71844, 89805, 107766, 119740, 143688, 179610, 215532, 239480, 269415, 359220, 431064, 538830, 718440, 1077660, 2155320]

約数ペア:

[(1, 2155320), (2, 1077660), (3, 718440), (4, 538830), (5, 431064), (6, 359220), (8, 269415), (9, 239480), (10, 215532), (12, 179610), (15, 143688), (18, 119740), (20, 107766), (24, 89805), (30, 71844), (36, 59870), (40, 53883), (45, 47896), (60, 35922), (72, 29935), (90, 23948), (120, 17961), (180, 11974), (360, 5987)]