81149280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{293}}^1\times {\mathrm{577}}^1$

素因数の和:888

約数の個数: 96

約数和(自身を含む): 256937184

約数和(自身を除く): 175787904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 293, 480, 577, 586, 879, 1154, 1172, 1465, 1731, 1758, 2308, 2344, 2885, 2930, 3462, 3516, 4395, 4616, 4688, 5770, 5860, 6924, 7032, 8655, 8790, 9232, 9376, 11540, 11720, 13848, 14064, 17310, 17580, 18464, 23080, 23440, 27696, 28128, 34620, 35160, 46160, 46880, 55392, 69240, 70320, 92320, 138480, 140640, 169061, 276960, 338122, 507183, 676244, 845305, 1014366, 1352488, 1690610, 2028732, 2535915, 2704976, 3381220, 4057464, 5071830, 5409952, 6762440, 8114928, 10143660, 13524880, 16229856, 20287320, 27049760, 40574640, 81149280]

約数ペア:

[(1, 81149280), (2, 40574640), (3, 27049760), (4, 20287320), (5, 16229856), (6, 13524880), (8, 10143660), (10, 8114928), (12, 6762440), (15, 5409952), (16, 5071830), (20, 4057464), (24, 3381220), (30, 2704976), (32, 2535915), (40, 2028732), (48, 1690610), (60, 1352488), (80, 1014366), (96, 845305), (120, 676244), (160, 507183), (240, 338122), (293, 276960), (480, 169061), (577, 140640), (586, 138480), (879, 92320), (1154, 70320), (1172, 69240), (1465, 55392), (1731, 46880), (1758, 46160), (2308, 35160), (2344, 34620), (2885, 28128), (2930, 27696), (3462, 23440), (3516, 23080), (4395, 18464), (4616, 17580), (4688, 17310), (5770, 14064), (5860, 13848), (6924, 11720), (7032, 11540), (8655, 9376), (8790, 9232)]