86965560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21961}}^1$

素因数の和:21989

約数の個数: 96

約数和(自身を含む): 308346480

約数和(自身を除く): 221380920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 21961, 43922, 65883, 87844, 109805, 131766, 175688, 197649, 219610, 241571, 263532, 329415, 395298, 439220, 483142, 527064, 658830, 724713, 790596, 878440, 966284, 988245, 1207855, 1317660, 1449426, 1581192, 1932568, 1976490, 2174139, 2415710, 2635320, 2898852, 3623565, 3952980, 4348278, 4831420, 5797704, 7247130, 7905960, 8696556, 9662840, 10870695, 14494260, 17393112, 21741390, 28988520, 43482780, 86965560]

約数ペア:

[(1, 86965560), (2, 43482780), (3, 28988520), (4, 21741390), (5, 17393112), (6, 14494260), (8, 10870695), (9, 9662840), (10, 8696556), (11, 7905960), (12, 7247130), (15, 5797704), (18, 4831420), (20, 4348278), (22, 3952980), (24, 3623565), (30, 2898852), (33, 2635320), (36, 2415710), (40, 2174139), (44, 1976490), (45, 1932568), (55, 1581192), (60, 1449426), (66, 1317660), (72, 1207855), (88, 988245), (90, 966284), (99, 878440), (110, 790596), (120, 724713), (132, 658830), (165, 527064), (180, 483142), (198, 439220), (220, 395298), (264, 329415), (330, 263532), (360, 241571), (396, 219610), (440, 197649), (495, 175688), (660, 131766), (792, 109805), (990, 87844), (1320, 65883), (1980, 43922), (3960, 21961)]