80064720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{367}}^1$

素因数の和:490

約数の個数: 160

約数和(自身を含む): 279267840

約数和(自身を除く): 199203120

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, 101, 108, 120, 135, 144, 180, 202, 216, 240, 270, 303, 360, 367, 404, 432, 505, 540, 606, 720, 734, 808, 909, 1010, 1080, 1101, 1212, 1468, 1515, 1616, 1818, 1835, 2020, 2160, 2202, 2424, 2727, 2936, 3030, 3303, 3636, 3670, 4040, 4404, 4545, 4848, 5454, 5505, 5872, 6060, 6606, 7272, 7340, 8080, 8808, 9090, 9909, 10908, 11010, 12120, 13212, 13635, 14544, 14680, 16515, 17616, 18180, 19818, 21816, 22020, 24240, 26424, 27270, 29360, 33030, 36360, 37067, 39636, 43632, 44040, 49545, 52848, 54540, 66060, 72720, 74134, 79272, 88080, 99090, 109080, 111201, 132120, 148268, 158544, 185335, 198180, 218160, 222402, 264240, 296536, 333603, 370670, 396360, 444804, 556005, 593072, 667206, 741340, 792720, 889608, 1000809, 1112010, 1334412, 1482680, 1668015, 1779216, 2001618, 2224020, 2668824, 2965360, 3336030, 4003236, 4448040, 5004045, 5337648, 6672060, 8006472, 8896080, 10008090, 13344120, 16012944, 20016180, 26688240, 40032360, 80064720]

約数ペア:

[(1, 80064720), (2, 40032360), (3, 26688240), (4, 20016180), (5, 16012944), (6, 13344120), (8, 10008090), (9, 8896080), (10, 8006472), (12, 6672060), (15, 5337648), (16, 5004045), (18, 4448040), (20, 4003236), (24, 3336030), (27, 2965360), (30, 2668824), (36, 2224020), (40, 2001618), (45, 1779216), (48, 1668015), (54, 1482680), (60, 1334412), (72, 1112010), (80, 1000809), (90, 889608), (101, 792720), (108, 741340), (120, 667206), (135, 593072), (144, 556005), (180, 444804), (202, 396360), (216, 370670), (240, 333603), (270, 296536), (303, 264240), (360, 222402), (367, 218160), (404, 198180), (432, 185335), (505, 158544), (540, 148268), (606, 132120), (720, 111201), (734, 109080), (808, 99090), (909, 88080), (1010, 79272), (1080, 74134), (1101, 72720), (1212, 66060), (1468, 54540), (1515, 52848), (1616, 49545), (1818, 44040), (1835, 43632), (2020, 39636), (2160, 37067), (2202, 36360), (2424, 33030), (2727, 29360), (2936, 27270), (3030, 26424), (3303, 24240), (3636, 22020), (3670, 21816), (4040, 19818), (4404, 18180), (4545, 17616), (4848, 16515), (5454, 14680), (5505, 14544), (5872, 13635), (6060, 13212), (6606, 12120), (7272, 11010), (7340, 10908), (8080, 9909), (8808, 9090)]