218728560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29399}}^1$

素因数の和:29446

約数の個数: 80

約数和(自身を含む): 699955200

約数和(自身を除く): 481226640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 29399, 58798, 88197, 117596, 146995, 176394, 235192, 293990, 352788, 440985, 470384, 587980, 705576, 881970, 911369, 1175960, 1411152, 1763940, 1822738, 2351920, 2734107, 3527880, 3645476, 4556845, 5468214, 7055760, 7290952, 9113690, 10936428, 13670535, 14581904, 18227380, 21872856, 27341070, 36454760, 43745712, 54682140, 72909520, 109364280, 218728560]

約数ペア:

[(1, 218728560), (2, 109364280), (3, 72909520), (4, 54682140), (5, 43745712), (6, 36454760), (8, 27341070), (10, 21872856), (12, 18227380), (15, 14581904), (16, 13670535), (20, 10936428), (24, 9113690), (30, 7290952), (31, 7055760), (40, 5468214), (48, 4556845), (60, 3645476), (62, 3527880), (80, 2734107), (93, 2351920), (120, 1822738), (124, 1763940), (155, 1411152), (186, 1175960), (240, 911369), (248, 881970), (310, 705576), (372, 587980), (465, 470384), (496, 440985), (620, 352788), (744, 293990), (930, 235192), (1240, 176394), (1488, 146995), (1860, 117596), (2480, 88197), (3720, 58798), (7440, 29399)]