90154240

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:388

約数の個数: 144

約数和(自身を含む): 248713920

約数和(自身を除く): 158559680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 152, 160, 176, 190, 209, 220, 256, 304, 320, 337, 352, 380, 418, 440, 608, 640, 674, 704, 760, 836, 880, 1045, 1216, 1280, 1348, 1408, 1520, 1672, 1685, 1760, 2090, 2432, 2696, 2816, 3040, 3344, 3370, 3520, 3707, 4180, 4864, 5392, 6080, 6403, 6688, 6740, 7040, 7414, 8360, 10784, 12160, 12806, 13376, 13480, 14080, 14828, 16720, 18535, 21568, 24320, 25612, 26752, 26960, 29656, 32015, 33440, 37070, 43136, 51224, 53504, 53920, 59312, 64030, 66880, 70433, 74140, 86272, 102448, 107840, 118624, 128060, 133760, 140866, 148280, 204896, 215680, 237248, 256120, 267520, 281732, 296560, 352165, 409792, 431360, 474496, 512240, 563464, 593120, 704330, 819584, 948992, 1024480, 1126928, 1186240, 1408660, 1639168, 2048960, 2253856, 2372480, 2817320, 4097920, 4507712, 4744960, 5634640, 8195840, 9015424, 11269280, 18030848, 22538560, 45077120, 90154240]

約数ペア:

[(1, 90154240), (2, 45077120), (4, 22538560), (5, 18030848), (8, 11269280), (10, 9015424), (11, 8195840), (16, 5634640), (19, 4744960), (20, 4507712), (22, 4097920), (32, 2817320), (38, 2372480), (40, 2253856), (44, 2048960), (55, 1639168), (64, 1408660), (76, 1186240), (80, 1126928), (88, 1024480), (95, 948992), (110, 819584), (128, 704330), (152, 593120), (160, 563464), (176, 512240), (190, 474496), (209, 431360), (220, 409792), (256, 352165), (304, 296560), (320, 281732), (337, 267520), (352, 256120), (380, 237248), (418, 215680), (440, 204896), (608, 148280), (640, 140866), (674, 133760), (704, 128060), (760, 118624), (836, 107840), (880, 102448), (1045, 86272), (1216, 74140), (1280, 70433), (1348, 66880), (1408, 64030), (1520, 59312), (1672, 53920), (1685, 53504), (1760, 51224), (2090, 43136), (2432, 37070), (2696, 33440), (2816, 32015), (3040, 29656), (3344, 26960), (3370, 26752), (3520, 25612), (3707, 24320), (4180, 21568), (4864, 18535), (5392, 16720), (6080, 14828), (6403, 14080), (6688, 13480), (6740, 13376), (7040, 12806), (7414, 12160), (8360, 10784)]