211377840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28411}}^1$

素因数の和:28458

約数の個数: 80

約数和(自身を含む): 676432896

約数和(自身を除く): 465055056

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, 28411, 56822, 85233, 113644, 142055, 170466, 227288, 284110, 340932, 426165, 454576, 568220, 681864, 852330, 880741, 1136440, 1363728, 1704660, 1761482, 2272880, 2642223, 3409320, 3522964, 4403705, 5284446, 6818640, 7045928, 8807410, 10568892, 13211115, 14091856, 17614820, 21137784, 26422230, 35229640, 42275568, 52844460, 70459280, 105688920, 211377840]

約数ペア:

[(1, 211377840), (2, 105688920), (3, 70459280), (4, 52844460), (5, 42275568), (6, 35229640), (8, 26422230), (10, 21137784), (12, 17614820), (15, 14091856), (16, 13211115), (20, 10568892), (24, 8807410), (30, 7045928), (31, 6818640), (40, 5284446), (48, 4403705), (60, 3522964), (62, 3409320), (80, 2642223), (93, 2272880), (120, 1761482), (124, 1704660), (155, 1363728), (186, 1136440), (240, 880741), (248, 852330), (310, 681864), (372, 568220), (465, 454576), (496, 426165), (620, 340932), (744, 284110), (930, 227288), (1240, 170466), (1488, 142055), (1860, 113644), (2480, 85233), (3720, 56822), (7440, 28411)]