208818170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:372

約数の個数: 96

約数和(自身を含む): 450455040

約数和(自身を除く): 241636870

約数列:

[1, 2, 5, 10, 11, 19, 22, 31, 38, 55, 62, 95, 110, 121, 155, 190, 209, 242, 293, 310, 341, 418, 586, 589, 605, 682, 1045, 1178, 1210, 1465, 1705, 2090, 2299, 2930, 2945, 3223, 3410, 3751, 4598, 5567, 5890, 6446, 6479, 7502, 9083, 11134, 11495, 12958, 16115, 18166, 18755, 22990, 27835, 32230, 32395, 35453, 37510, 45415, 55670, 61237, 64790, 70906, 71269, 90830, 99913, 122474, 142538, 172577, 177265, 199826, 306185, 345154, 354530, 356345, 499565, 612370, 673607, 712690, 862885, 999130, 1099043, 1347214, 1725770, 1898347, 2198086, 3368035, 3796694, 5495215, 6736070, 9491735, 10990430, 18983470, 20881817, 41763634, 104409085, 208818170]

約数ペア:

[(1, 208818170), (2, 104409085), (5, 41763634), (10, 20881817), (11, 18983470), (19, 10990430), (22, 9491735), (31, 6736070), (38, 5495215), (55, 3796694), (62, 3368035), (95, 2198086), (110, 1898347), (121, 1725770), (155, 1347214), (190, 1099043), (209, 999130), (242, 862885), (293, 712690), (310, 673607), (341, 612370), (418, 499565), (586, 356345), (589, 354530), (605, 345154), (682, 306185), (1045, 199826), (1178, 177265), (1210, 172577), (1465, 142538), (1705, 122474), (2090, 99913), (2299, 90830), (2930, 71269), (2945, 70906), (3223, 64790), (3410, 61237), (3751, 55670), (4598, 45415), (5567, 37510), (5890, 35453), (6446, 32395), (6479, 32230), (7502, 27835), (9083, 22990), (11134, 18755), (11495, 18166), (12958, 16115)]