409211520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{213131}}^1$

素因数の和:213153

約数の個数: 64

約数和(自身を含む): 1304367840

約数和(自身を除く): 895156320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 213131, 426262, 639393, 852524, 1065655, 1278786, 1705048, 2131310, 2557572, 3196965, 3410096, 4262620, 5115144, 6393930, 6820192, 8525240, 10230288, 12787860, 13640384, 17050480, 20460576, 25575720, 27280768, 34100960, 40921152, 51151440, 68201920, 81842304, 102302880, 136403840, 204605760, 409211520]

約数ペア:

[(1, 409211520), (2, 204605760), (3, 136403840), (4, 102302880), (5, 81842304), (6, 68201920), (8, 51151440), (10, 40921152), (12, 34100960), (15, 27280768), (16, 25575720), (20, 20460576), (24, 17050480), (30, 13640384), (32, 12787860), (40, 10230288), (48, 8525240), (60, 6820192), (64, 6393930), (80, 5115144), (96, 4262620), (120, 3410096), (128, 3196965), (160, 2557572), (192, 2131310), (240, 1705048), (320, 1278786), (384, 1065655), (480, 852524), (640, 639393), (960, 426262), (1920, 213131)]