2017009920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{4909}}^1$

素因数の和:5040

約数の個数: 144

約数和(自身を含む): 6503353920

約数和(自身を除く): 4486344000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 107, 120, 128, 160, 192, 214, 240, 256, 320, 321, 384, 428, 480, 535, 640, 642, 768, 856, 960, 1070, 1280, 1284, 1605, 1712, 1920, 2140, 2568, 3210, 3424, 3840, 4280, 4909, 5136, 6420, 6848, 8560, 9818, 10272, 12840, 13696, 14727, 17120, 19636, 20544, 24545, 25680, 27392, 29454, 34240, 39272, 41088, 49090, 51360, 58908, 68480, 73635, 78544, 82176, 98180, 102720, 117816, 136960, 147270, 157088, 196360, 205440, 235632, 294540, 314176, 392720, 410880, 471264, 525263, 589080, 628352, 785440, 942528, 1050526, 1178160, 1256704, 1570880, 1575789, 1885056, 2101052, 2356320, 2626315, 3141760, 3151578, 3770112, 4202104, 4712640, 5252630, 6283520, 6303156, 7878945, 8404208, 9425280, 10505260, 12606312, 15757890, 16808416, 18850560, 21010520, 25212624, 31515780, 33616832, 42021040, 50425248, 63031560, 67233664, 84042080, 100850496, 126063120, 134467328, 168084160, 201700992, 252126240, 336168320, 403401984, 504252480, 672336640, 1008504960, 2017009920]

約数ペア:

[(1, 2017009920), (2, 1008504960), (3, 672336640), (4, 504252480), (5, 403401984), (6, 336168320), (8, 252126240), (10, 201700992), (12, 168084160), (15, 134467328), (16, 126063120), (20, 100850496), (24, 84042080), (30, 67233664), (32, 63031560), (40, 50425248), (48, 42021040), (60, 33616832), (64, 31515780), (80, 25212624), (96, 21010520), (107, 18850560), (120, 16808416), (128, 15757890), (160, 12606312), (192, 10505260), (214, 9425280), (240, 8404208), (256, 7878945), (320, 6303156), (321, 6283520), (384, 5252630), (428, 4712640), (480, 4202104), (535, 3770112), (640, 3151578), (642, 3141760), (768, 2626315), (856, 2356320), (960, 2101052), (1070, 1885056), (1280, 1575789), (1284, 1570880), (1605, 1256704), (1712, 1178160), (1920, 1050526), (2140, 942528), (2568, 785440), (3210, 628352), (3424, 589080), (3840, 525263), (4280, 471264), (4909, 410880), (5136, 392720), (6420, 314176), (6848, 294540), (8560, 235632), (9818, 205440), (10272, 196360), (12840, 157088), (13696, 147270), (14727, 136960), (17120, 117816), (19636, 102720), (20544, 98180), (24545, 82176), (25680, 78544), (27392, 73635), (29454, 68480), (34240, 58908), (39272, 51360), (41088, 49090)]