1157220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{2143}}^1$

素因数の和:2161

約数の個数: 48

約数和(自身を含む): 3601920

約数和(自身を除く): 2444700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 2143, 4286, 6429, 8572, 10715, 12858, 19287, 21430, 25716, 32145, 38574, 42860, 57861, 64290, 77148, 96435, 115722, 128580, 192870, 231444, 289305, 385740, 578610, 1157220]

約数ペア:

[(1, 1157220), (2, 578610), (3, 385740), (4, 289305), (5, 231444), (6, 192870), (9, 128580), (10, 115722), (12, 96435), (15, 77148), (18, 64290), (20, 57861), (27, 42860), (30, 38574), (36, 32145), (45, 25716), (54, 21430), (60, 19287), (90, 12858), (108, 10715), (135, 8572), (180, 6429), (270, 4286), (540, 2143)]