81414960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30839}}^1$

素因数の和:30866

約数の個数: 80

約数和(自身を含む): 275339520

約数和(自身を除く): 193924560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 30839, 61678, 92517, 123356, 154195, 185034, 246712, 308390, 339229, 370068, 462585, 493424, 616780, 678458, 740136, 925170, 1017687, 1233560, 1356916, 1480272, 1696145, 1850340, 2035374, 2467120, 2713832, 3392290, 3700680, 4070748, 5088435, 5427664, 6784580, 7401360, 8141496, 10176870, 13569160, 16282992, 20353740, 27138320, 40707480, 81414960]

約数ペア:

[(1, 81414960), (2, 40707480), (3, 27138320), (4, 20353740), (5, 16282992), (6, 13569160), (8, 10176870), (10, 8141496), (11, 7401360), (12, 6784580), (15, 5427664), (16, 5088435), (20, 4070748), (22, 3700680), (24, 3392290), (30, 2713832), (33, 2467120), (40, 2035374), (44, 1850340), (48, 1696145), (55, 1480272), (60, 1356916), (66, 1233560), (80, 1017687), (88, 925170), (110, 740136), (120, 678458), (132, 616780), (165, 493424), (176, 462585), (220, 370068), (240, 339229), (264, 308390), (330, 246712), (440, 185034), (528, 154195), (660, 123356), (880, 92517), (1320, 61678), (2640, 30839)]