77916960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4919}}^1$

素因数の和:4951

約数の個数: 144

約数和(自身を含む): 290122560

約数和(自身を除く): 212205600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2640, 3168, 3960, 4919, 5280, 7920, 9838, 14757, 15840, 19676, 24595, 29514, 39352, 44271, 49190, 54109, 59028, 73785, 78704, 88542, 98380, 108218, 118056, 147570, 157408, 162327, 177084, 196760, 216436, 221355, 236112, 270545, 295140, 324654, 354168, 393520, 432872, 442710, 472224, 486981, 541090, 590280, 649308, 708336, 787040, 811635, 865744, 885420, 973962, 1082180, 1180560, 1298616, 1416672, 1623270, 1731488, 1770840, 1947924, 2164360, 2361120, 2434905, 2597232, 3246540, 3541680, 3895848, 4328720, 4869810, 5194464, 6493080, 7083360, 7791696, 8657440, 9739620, 12986160, 15583392, 19479240, 25972320, 38958480, 77916960]

約数ペア:

[(1, 77916960), (2, 38958480), (3, 25972320), (4, 19479240), (5, 15583392), (6, 12986160), (8, 9739620), (9, 8657440), (10, 7791696), (11, 7083360), (12, 6493080), (15, 5194464), (16, 4869810), (18, 4328720), (20, 3895848), (22, 3541680), (24, 3246540), (30, 2597232), (32, 2434905), (33, 2361120), (36, 2164360), (40, 1947924), (44, 1770840), (45, 1731488), (48, 1623270), (55, 1416672), (60, 1298616), (66, 1180560), (72, 1082180), (80, 973962), (88, 885420), (90, 865744), (96, 811635), (99, 787040), (110, 708336), (120, 649308), (132, 590280), (144, 541090), (160, 486981), (165, 472224), (176, 442710), (180, 432872), (198, 393520), (220, 354168), (240, 324654), (264, 295140), (288, 270545), (330, 236112), (352, 221355), (360, 216436), (396, 196760), (440, 177084), (480, 162327), (495, 157408), (528, 147570), (660, 118056), (720, 108218), (792, 98380), (880, 88542), (990, 78704), (1056, 73785), (1320, 59028), (1440, 54109), (1584, 49190), (1760, 44271), (1980, 39352), (2640, 29514), (3168, 24595), (3960, 19676), (4919, 15840), (5280, 14757), (7920, 9838)]