208548560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{12473}}^1$

素因数の和:12516

約数の個数: 80

約数和(自身を含む): 556839360

約数和(自身を除く): 348290800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 3344, 4180, 8360, 12473, 16720, 24946, 49892, 62365, 99784, 124730, 137203, 199568, 236987, 249460, 274406, 473974, 498920, 548812, 686015, 947948, 997840, 1097624, 1184935, 1372030, 1895896, 2195248, 2369870, 2606857, 2744060, 3791792, 4739740, 5213714, 5488120, 9479480, 10427428, 10976240, 13034285, 18958960, 20854856, 26068570, 41709712, 52137140, 104274280, 208548560]

約数ペア:

[(1, 208548560), (2, 104274280), (4, 52137140), (5, 41709712), (8, 26068570), (10, 20854856), (11, 18958960), (16, 13034285), (19, 10976240), (20, 10427428), (22, 9479480), (38, 5488120), (40, 5213714), (44, 4739740), (55, 3791792), (76, 2744060), (80, 2606857), (88, 2369870), (95, 2195248), (110, 1895896), (152, 1372030), (176, 1184935), (190, 1097624), (209, 997840), (220, 947948), (304, 686015), (380, 548812), (418, 498920), (440, 473974), (760, 274406), (836, 249460), (880, 236987), (1045, 199568), (1520, 137203), (1672, 124730), (2090, 99784), (3344, 62365), (4180, 49892), (8360, 24946), (12473, 16720)]