267481440

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{20639}}^1$

素因数の和:20666

約数の個数: 120

約数和(自身を含む): 944032320

約数和(自身を除く): 676550880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 20639, 41278, 61917, 82556, 103195, 123834, 165112, 185751, 206390, 247668, 309585, 330224, 371502, 412780, 495336, 557253, 619170, 660448, 743004, 825560, 928755, 990672, 1114506, 1238340, 1486008, 1651120, 1671759, 1857510, 1981344, 2229012, 2476680, 2786265, 2972016, 3302240, 3343518, 3715020, 4458024, 4953360, 5572530, 5944032, 6687036, 7430040, 8358795, 8916048, 9906720, 11145060, 13374072, 14860080, 16717590, 17832096, 22290120, 26748144, 29720160, 33435180, 44580240, 53496288, 66870360, 89160480, 133740720, 267481440]

約数ペア:

[(1, 267481440), (2, 133740720), (3, 89160480), (4, 66870360), (5, 53496288), (6, 44580240), (8, 33435180), (9, 29720160), (10, 26748144), (12, 22290120), (15, 17832096), (16, 16717590), (18, 14860080), (20, 13374072), (24, 11145060), (27, 9906720), (30, 8916048), (32, 8358795), (36, 7430040), (40, 6687036), (45, 5944032), (48, 5572530), (54, 4953360), (60, 4458024), (72, 3715020), (80, 3343518), (81, 3302240), (90, 2972016), (96, 2786265), (108, 2476680), (120, 2229012), (135, 1981344), (144, 1857510), (160, 1671759), (162, 1651120), (180, 1486008), (216, 1238340), (240, 1114506), (270, 990672), (288, 928755), (324, 825560), (360, 743004), (405, 660448), (432, 619170), (480, 557253), (540, 495336), (648, 412780), (720, 371502), (810, 330224), (864, 309585), (1080, 247668), (1296, 206390), (1440, 185751), (1620, 165112), (2160, 123834), (2592, 103195), (3240, 82556), (4320, 61917), (6480, 41278), (12960, 20639)]