28147920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6899}}^1$

素因数の和:6932

約数の個数: 80

約数和(自身を含む): 92404800

約数和(自身を除く): 64256880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 6899, 13798, 20697, 27596, 34495, 41394, 55192, 68990, 82788, 103485, 110384, 117283, 137980, 165576, 206970, 234566, 275960, 331152, 351849, 413940, 469132, 551920, 586415, 703698, 827880, 938264, 1172830, 1407396, 1655760, 1759245, 1876528, 2345660, 2814792, 3518490, 4691320, 5629584, 7036980, 9382640, 14073960, 28147920]

約数ペア:

[(1, 28147920), (2, 14073960), (3, 9382640), (4, 7036980), (5, 5629584), (6, 4691320), (8, 3518490), (10, 2814792), (12, 2345660), (15, 1876528), (16, 1759245), (17, 1655760), (20, 1407396), (24, 1172830), (30, 938264), (34, 827880), (40, 703698), (48, 586415), (51, 551920), (60, 469132), (68, 413940), (80, 351849), (85, 331152), (102, 275960), (120, 234566), (136, 206970), (170, 165576), (204, 137980), (240, 117283), (255, 110384), (272, 103485), (340, 82788), (408, 68990), (510, 55192), (680, 41394), (816, 34495), (1020, 27596), (1360, 20697), (2040, 13798), (4080, 6899)]