81314640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10267}}^1$

素因数の和:10297

約数の個数: 120

約数和(自身を含む): 297936288

約数和(自身を除く): 216621648

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 10267, 20534, 30801, 41068, 51335, 61602, 82136, 92403, 102670, 112937, 123204, 154005, 164272, 184806, 205340, 225874, 246408, 308010, 338811, 369612, 410680, 451748, 462015, 492816, 564685, 616020, 677622, 739224, 821360, 903496, 924030, 1016433, 1129370, 1232040, 1355244, 1478448, 1694055, 1806992, 1848060, 2032866, 2258740, 2464080, 2710488, 3388110, 3696120, 4065732, 4517480, 5082165, 5420976, 6776220, 7392240, 8131464, 9034960, 10164330, 13552440, 16262928, 20328660, 27104880, 40657320, 81314640]

約数ペア:

[(1, 81314640), (2, 40657320), (3, 27104880), (4, 20328660), (5, 16262928), (6, 13552440), (8, 10164330), (9, 9034960), (10, 8131464), (11, 7392240), (12, 6776220), (15, 5420976), (16, 5082165), (18, 4517480), (20, 4065732), (22, 3696120), (24, 3388110), (30, 2710488), (33, 2464080), (36, 2258740), (40, 2032866), (44, 1848060), (45, 1806992), (48, 1694055), (55, 1478448), (60, 1355244), (66, 1232040), (72, 1129370), (80, 1016433), (88, 924030), (90, 903496), (99, 821360), (110, 739224), (120, 677622), (132, 616020), (144, 564685), (165, 492816), (176, 462015), (180, 451748), (198, 410680), (220, 369612), (240, 338811), (264, 308010), (330, 246408), (360, 225874), (396, 205340), (440, 184806), (495, 164272), (528, 154005), (660, 123204), (720, 112937), (792, 102670), (880, 92403), (990, 82136), (1320, 61602), (1584, 51335), (1980, 41068), (2640, 30801), (3960, 20534), (7920, 10267)]