1216051920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{562987}}^1$

素因数の和:563009

約数の個数: 80

約数和(自身を含む): 4188630720

約数和(自身を除く): 2972578800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 562987, 1125974, 1688961, 2251948, 2814935, 3377922, 4503896, 5066883, 5629870, 6755844, 8444805, 9007792, 10133766, 11259740, 13511688, 15200649, 16889610, 20267532, 22519480, 25334415, 27023376, 30401298, 33779220, 40535064, 45038960, 50668830, 60802596, 67558440, 76003245, 81070128, 101337660, 121605192, 135116880, 152006490, 202675320, 243210384, 304012980, 405350640, 608025960, 1216051920]

約数ペア:

[(1, 1216051920), (2, 608025960), (3, 405350640), (4, 304012980), (5, 243210384), (6, 202675320), (8, 152006490), (9, 135116880), (10, 121605192), (12, 101337660), (15, 81070128), (16, 76003245), (18, 67558440), (20, 60802596), (24, 50668830), (27, 45038960), (30, 40535064), (36, 33779220), (40, 30401298), (45, 27023376), (48, 25334415), (54, 22519480), (60, 20267532), (72, 16889610), (80, 15200649), (90, 13511688), (108, 11259740), (120, 10133766), (135, 9007792), (144, 8444805), (180, 6755844), (216, 5629870), (240, 5066883), (270, 4503896), (360, 3377922), (432, 2814935), (540, 2251948), (720, 1688961), (1080, 1125974), (2160, 562987)]