1440803312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{1471}}^1$

素因数の和:1786

約数の個数: 80

約数和(自身を含む): 3196795392

約数和(自身を除く): 1755992080

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 277, 442, 554, 884, 1108, 1471, 1768, 2216, 2942, 3536, 3601, 4432, 4709, 5884, 7202, 9418, 11768, 14404, 18836, 19123, 23536, 25007, 28808, 37672, 38246, 50014, 57616, 61217, 75344, 76492, 100028, 122434, 152984, 200056, 244868, 305968, 325091, 400112, 407467, 489736, 650182, 814934, 979472, 1300364, 1629868, 2600728, 3259736, 5201456, 5297071, 6519472, 6926939, 10594142, 13853878, 21188284, 27707756, 42376568, 55415512, 84753136, 90050207, 110831024, 180100414, 360200828, 720401656, 1440803312]

約数ペア:

[(1, 1440803312), (2, 720401656), (4, 360200828), (8, 180100414), (13, 110831024), (16, 90050207), (17, 84753136), (26, 55415512), (34, 42376568), (52, 27707756), (68, 21188284), (104, 13853878), (136, 10594142), (208, 6926939), (221, 6519472), (272, 5297071), (277, 5201456), (442, 3259736), (554, 2600728), (884, 1629868), (1108, 1300364), (1471, 979472), (1768, 814934), (2216, 650182), (2942, 489736), (3536, 407467), (3601, 400112), (4432, 325091), (4709, 305968), (5884, 244868), (7202, 200056), (9418, 152984), (11768, 122434), (14404, 100028), (18836, 76492), (19123, 75344), (23536, 61217), (25007, 57616), (28808, 50014), (37672, 38246)]