90221640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{337}}^1$

素因数の和:471

約数の個数: 128

約数和(自身を含む): 286191360

約数和(自身を除く): 195969720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 97, 115, 120, 138, 184, 194, 230, 276, 291, 337, 345, 388, 460, 485, 552, 582, 674, 690, 776, 920, 970, 1011, 1164, 1348, 1380, 1455, 1685, 1940, 2022, 2231, 2328, 2696, 2760, 2910, 3370, 3880, 4044, 4462, 5055, 5820, 6693, 6740, 7751, 8088, 8924, 10110, 11155, 11640, 13386, 13480, 15502, 17848, 20220, 22310, 23253, 26772, 31004, 32689, 33465, 38755, 40440, 44620, 46506, 53544, 62008, 65378, 66930, 77510, 89240, 93012, 98067, 116265, 130756, 133860, 155020, 163445, 186024, 196134, 232530, 261512, 267720, 310040, 326890, 392268, 465060, 490335, 653780, 751847, 784536, 930120, 980670, 1307560, 1503694, 1961340, 2255541, 3007388, 3759235, 3922680, 4511082, 6014776, 7518470, 9022164, 11277705, 15036940, 18044328, 22555410, 30073880, 45110820, 90221640]

約数ペア:

[(1, 90221640), (2, 45110820), (3, 30073880), (4, 22555410), (5, 18044328), (6, 15036940), (8, 11277705), (10, 9022164), (12, 7518470), (15, 6014776), (20, 4511082), (23, 3922680), (24, 3759235), (30, 3007388), (40, 2255541), (46, 1961340), (60, 1503694), (69, 1307560), (92, 980670), (97, 930120), (115, 784536), (120, 751847), (138, 653780), (184, 490335), (194, 465060), (230, 392268), (276, 326890), (291, 310040), (337, 267720), (345, 261512), (388, 232530), (460, 196134), (485, 186024), (552, 163445), (582, 155020), (674, 133860), (690, 130756), (776, 116265), (920, 98067), (970, 93012), (1011, 89240), (1164, 77510), (1348, 66930), (1380, 65378), (1455, 62008), (1685, 53544), (1940, 46506), (2022, 44620), (2231, 40440), (2328, 38755), (2696, 33465), (2760, 32689), (2910, 31004), (3370, 26772), (3880, 23253), (4044, 22310), (4462, 20220), (5055, 17848), (5820, 15502), (6693, 13480), (6740, 13386), (7751, 11640), (8088, 11155), (8924, 10110)]