219475870

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1$

素因数の和:361

約数の個数: 64

約数和(自身を含む): 423118080

約数和(自身を除く): 203642210

約数列:

[1, 2, 5, 10, 41, 43, 59, 82, 86, 118, 205, 211, 215, 295, 410, 422, 430, 590, 1055, 1763, 2110, 2419, 2537, 3526, 4838, 5074, 8651, 8815, 9073, 12095, 12449, 12685, 17302, 17630, 18146, 24190, 24898, 25370, 43255, 45365, 62245, 86510, 90730, 104017, 124490, 208034, 371993, 510409, 520085, 535307, 743986, 1020818, 1040170, 1070614, 1859965, 2552045, 2676535, 3719930, 5104090, 5353070, 21947587, 43895174, 109737935, 219475870]

約数ペア:

[(1, 219475870), (2, 109737935), (5, 43895174), (10, 21947587), (41, 5353070), (43, 5104090), (59, 3719930), (82, 2676535), (86, 2552045), (118, 1859965), (205, 1070614), (211, 1040170), (215, 1020818), (295, 743986), (410, 535307), (422, 520085), (430, 510409), (590, 371993), (1055, 208034), (1763, 124490), (2110, 104017), (2419, 90730), (2537, 86510), (3526, 62245), (4838, 45365), (5074, 43255), (8651, 25370), (8815, 24898), (9073, 24190), (12095, 18146), (12449, 17630), (12685, 17302)]