990018144

素因数分解:

$2^5\times 3^2\times {\mathrm{41}}^1\times {\mathrm{83843}}^1$

素因数の和:83900

約数の個数: 72

約数和(自身を含む): 2884065912

約数和(自身を除く): 1894047768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 41, 48, 72, 82, 96, 123, 144, 164, 246, 288, 328, 369, 492, 656, 738, 984, 1312, 1476, 1968, 2952, 3936, 5904, 11808, 83843, 167686, 251529, 335372, 503058, 670744, 754587, 1006116, 1341488, 1509174, 2012232, 2682976, 3018348, 3437563, 4024464, 6036696, 6875126, 8048928, 10312689, 12073392, 13750252, 20625378, 24146784, 27500504, 30938067, 41250756, 55001008, 61876134, 82501512, 110002016, 123752268, 165003024, 247504536, 330006048, 495009072, 990018144]

約数ペア:

[(1, 990018144), (2, 495009072), (3, 330006048), (4, 247504536), (6, 165003024), (8, 123752268), (9, 110002016), (12, 82501512), (16, 61876134), (18, 55001008), (24, 41250756), (32, 30938067), (36, 27500504), (41, 24146784), (48, 20625378), (72, 13750252), (82, 12073392), (96, 10312689), (123, 8048928), (144, 6875126), (164, 6036696), (246, 4024464), (288, 3437563), (328, 3018348), (369, 2682976), (492, 2012232), (656, 1509174), (738, 1341488), (984, 1006116), (1312, 754587), (1476, 670744), (1968, 503058), (2952, 335372), (3936, 251529), (5904, 167686), (11808, 83843)]