61121520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{28297}}^1$

素因数の和:28319

約数の個数: 80

約数和(自身を含む): 210537120

約数和(自身を除く): 149415600

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, 28297, 56594, 84891, 113188, 141485, 169782, 226376, 254673, 282970, 339564, 424455, 452752, 509346, 565940, 679128, 764019, 848910, 1018692, 1131880, 1273365, 1358256, 1528038, 1697820, 2037384, 2263760, 2546730, 3056076, 3395640, 3820095, 4074768, 5093460, 6112152, 6791280, 7640190, 10186920, 12224304, 15280380, 20373840, 30560760, 61121520]

約数ペア:

[(1, 61121520), (2, 30560760), (3, 20373840), (4, 15280380), (5, 12224304), (6, 10186920), (8, 7640190), (9, 6791280), (10, 6112152), (12, 5093460), (15, 4074768), (16, 3820095), (18, 3395640), (20, 3056076), (24, 2546730), (27, 2263760), (30, 2037384), (36, 1697820), (40, 1528038), (45, 1358256), (48, 1273365), (54, 1131880), (60, 1018692), (72, 848910), (80, 764019), (90, 679128), (108, 565940), (120, 509346), (135, 452752), (144, 424455), (180, 339564), (216, 282970), (240, 254673), (270, 226376), (360, 169782), (432, 141485), (540, 113188), (720, 84891), (1080, 56594), (2160, 28297)]