66987360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4229}}^1$

素因数の和:4261

約数の個数: 144

約数和(自身を含む): 249434640

約数和(自身を除く): 182447280

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, 4229, 5280, 7920, 8458, 12687, 15840, 16916, 21145, 25374, 33832, 38061, 42290, 46519, 50748, 63435, 67664, 76122, 84580, 93038, 101496, 126870, 135328, 139557, 152244, 169160, 186076, 190305, 202992, 232595, 253740, 279114, 304488, 338320, 372152, 380610, 405984, 418671, 465190, 507480, 558228, 608976, 676640, 697785, 744304, 761220, 837342, 930380, 1014960, 1116456, 1217952, 1395570, 1488608, 1522440, 1674684, 1860760, 2029920, 2093355, 2232912, 2791140, 3044880, 3349368, 3721520, 4186710, 4465824, 5582280, 6089760, 6698736, 7443040, 8373420, 11164560, 13397472, 16746840, 22329120, 33493680, 66987360]

約数ペア:

[(1, 66987360), (2, 33493680), (3, 22329120), (4, 16746840), (5, 13397472), (6, 11164560), (8, 8373420), (9, 7443040), (10, 6698736), (11, 6089760), (12, 5582280), (15, 4465824), (16, 4186710), (18, 3721520), (20, 3349368), (22, 3044880), (24, 2791140), (30, 2232912), (32, 2093355), (33, 2029920), (36, 1860760), (40, 1674684), (44, 1522440), (45, 1488608), (48, 1395570), (55, 1217952), (60, 1116456), (66, 1014960), (72, 930380), (80, 837342), (88, 761220), (90, 744304), (96, 697785), (99, 676640), (110, 608976), (120, 558228), (132, 507480), (144, 465190), (160, 418671), (165, 405984), (176, 380610), (180, 372152), (198, 338320), (220, 304488), (240, 279114), (264, 253740), (288, 232595), (330, 202992), (352, 190305), (360, 186076), (396, 169160), (440, 152244), (480, 139557), (495, 135328), (528, 126870), (660, 101496), (720, 93038), (792, 84580), (880, 76122), (990, 67664), (1056, 63435), (1320, 50748), (1440, 46519), (1584, 42290), (1760, 38061), (1980, 33832), (2640, 25374), (3168, 21145), (3960, 16916), (4229, 15840), (5280, 12687), (7920, 8458)]