90777720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{68771}}^1$

素因数の和:68796

約数の個数: 64

約数和(自身を含む): 297095040

約数和(自身を除く): 206317320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 68771, 137542, 206313, 275084, 343855, 412626, 550168, 687710, 756481, 825252, 1031565, 1375420, 1512962, 1650504, 2063130, 2269443, 2750840, 3025924, 3782405, 4126260, 4538886, 6051848, 7564810, 8252520, 9077772, 11347215, 15129620, 18155544, 22694430, 30259240, 45388860, 90777720]

約数ペア:

[(1, 90777720), (2, 45388860), (3, 30259240), (4, 22694430), (5, 18155544), (6, 15129620), (8, 11347215), (10, 9077772), (11, 8252520), (12, 7564810), (15, 6051848), (20, 4538886), (22, 4126260), (24, 3782405), (30, 3025924), (33, 2750840), (40, 2269443), (44, 2063130), (55, 1650504), (60, 1512962), (66, 1375420), (88, 1031565), (110, 825252), (120, 756481), (132, 687710), (165, 550168), (220, 412626), (264, 343855), (330, 275084), (440, 206313), (660, 137542), (1320, 68771)]