205746480

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{31751}}^1$

素因数の和:31776

約数の個数: 100

約数和(自身を含む): 714610512

約数和(自身を除く): 508864032

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, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 31751, 63502, 95253, 127004, 158755, 190506, 254008, 285759, 317510, 381012, 476265, 508016, 571518, 635020, 762024, 857277, 952530, 1143036, 1270040, 1428795, 1524048, 1714554, 1905060, 2286072, 2540080, 2571831, 2857590, 3429108, 3810120, 4286385, 4572144, 5143662, 5715180, 6858216, 7620240, 8572770, 10287324, 11430360, 12859155, 13716432, 17145540, 20574648, 22860720, 25718310, 34291080, 41149296, 51436620, 68582160, 102873240, 205746480]

約数ペア:

[(1, 205746480), (2, 102873240), (3, 68582160), (4, 51436620), (5, 41149296), (6, 34291080), (8, 25718310), (9, 22860720), (10, 20574648), (12, 17145540), (15, 13716432), (16, 12859155), (18, 11430360), (20, 10287324), (24, 8572770), (27, 7620240), (30, 6858216), (36, 5715180), (40, 5143662), (45, 4572144), (48, 4286385), (54, 3810120), (60, 3429108), (72, 2857590), (80, 2571831), (81, 2540080), (90, 2286072), (108, 1905060), (120, 1714554), (135, 1524048), (144, 1428795), (162, 1270040), (180, 1143036), (216, 952530), (240, 857277), (270, 762024), (324, 635020), (360, 571518), (405, 508016), (432, 476265), (540, 381012), (648, 317510), (720, 285759), (810, 254008), (1080, 190506), (1296, 158755), (1620, 127004), (2160, 95253), (3240, 63502), (6480, 31751)]