81929460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1709}}^1$

素因数の和:1785

約数の個数: 96

約数和(自身を含む): 248209920

約数和(自身を除く): 166280460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 47, 51, 60, 68, 85, 94, 102, 141, 170, 188, 204, 235, 255, 282, 340, 470, 510, 564, 705, 799, 940, 1020, 1410, 1598, 1709, 2397, 2820, 3196, 3418, 3995, 4794, 5127, 6836, 7990, 8545, 9588, 10254, 11985, 15980, 17090, 20508, 23970, 25635, 29053, 34180, 47940, 51270, 58106, 80323, 87159, 102540, 116212, 145265, 160646, 174318, 240969, 290530, 321292, 348636, 401615, 435795, 481938, 581060, 803230, 871590, 963876, 1204845, 1365491, 1606460, 1743180, 2409690, 2730982, 4096473, 4819380, 5461964, 6827455, 8192946, 13654910, 16385892, 20482365, 27309820, 40964730, 81929460]

約数ペア:

[(1, 81929460), (2, 40964730), (3, 27309820), (4, 20482365), (5, 16385892), (6, 13654910), (10, 8192946), (12, 6827455), (15, 5461964), (17, 4819380), (20, 4096473), (30, 2730982), (34, 2409690), (47, 1743180), (51, 1606460), (60, 1365491), (68, 1204845), (85, 963876), (94, 871590), (102, 803230), (141, 581060), (170, 481938), (188, 435795), (204, 401615), (235, 348636), (255, 321292), (282, 290530), (340, 240969), (470, 174318), (510, 160646), (564, 145265), (705, 116212), (799, 102540), (940, 87159), (1020, 80323), (1410, 58106), (1598, 51270), (1709, 47940), (2397, 34180), (2820, 29053), (3196, 25635), (3418, 23970), (3995, 20508), (4794, 17090), (5127, 15980), (6836, 11985), (7990, 10254), (8545, 9588)]