20836599840

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{689041}}^1$

素因数の和:689072

約数の個数: 192

約数和(自身を含む): 83346520320

約数和(自身を除く): 62509920480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 15120, 30240, 689041, 1378082, 2067123, 2756164, 3445205, 4134246, 4823287, 5512328, 6201369, 6890410, 8268492, 9646574, 10335615, 11024656, 12402738, 13780820, 14469861, 16536984, 18604107, 19293148, 20671230, 22049312, 24116435, 24805476, 27561640, 28939722, 31006845, 33073968, 37208214, 38586296, 41342460, 43409583, 48232870, 49610952, 55123280, 57879444, 62013690, 66147936, 72349305, 74416428, 77172592, 82684920, 86819166, 93020535, 96465740, 99221904, 110246560, 115758888, 124027380, 130228749, 144698610, 148832856, 154345184, 165369840, 173638332, 186041070, 192931480, 198443808, 217047915, 231517776, 248054760, 260457498, 289397220, 297665712, 330739680, 347276664, 372082140, 385862960, 434095830, 463035552, 496109520, 520914996, 578794440, 595331424, 651143745, 694553328, 744164280, 771725920, 868191660, 992219040, 1041829992, 1157588880, 1302287490, 1389106656, 1488328560, 1736383320, 2083659984, 2315177760, 2604574980, 2976657120, 3472766640, 4167319968, 5209149960, 6945533280, 10418299920, 20836599840]

約数ペア:

[(1, 20836599840), (2, 10418299920), (3, 6945533280), (4, 5209149960), (5, 4167319968), (6, 3472766640), (7, 2976657120), (8, 2604574980), (9, 2315177760), (10, 2083659984), (12, 1736383320), (14, 1488328560), (15, 1389106656), (16, 1302287490), (18, 1157588880), (20, 1041829992), (21, 992219040), (24, 868191660), (27, 771725920), (28, 744164280), (30, 694553328), (32, 651143745), (35, 595331424), (36, 578794440), (40, 520914996), (42, 496109520), (45, 463035552), (48, 434095830), (54, 385862960), (56, 372082140), (60, 347276664), (63, 330739680), (70, 297665712), (72, 289397220), (80, 260457498), (84, 248054760), (90, 231517776), (96, 217047915), (105, 198443808), (108, 192931480), (112, 186041070), (120, 173638332), (126, 165369840), (135, 154345184), (140, 148832856), (144, 144698610), (160, 130228749), (168, 124027380), (180, 115758888), (189, 110246560), (210, 99221904), (216, 96465740), (224, 93020535), (240, 86819166), (252, 82684920), (270, 77172592), (280, 74416428), (288, 72349305), (315, 66147936), (336, 62013690), (360, 57879444), (378, 55123280), (420, 49610952), (432, 48232870), (480, 43409583), (504, 41342460), (540, 38586296), (560, 37208214), (630, 33073968), (672, 31006845), (720, 28939722), (756, 27561640), (840, 24805476), (864, 24116435), (945, 22049312), (1008, 20671230), (1080, 19293148), (1120, 18604107), (1260, 16536984), (1440, 14469861), (1512, 13780820), (1680, 12402738), (1890, 11024656), (2016, 10335615), (2160, 9646574), (2520, 8268492), (3024, 6890410), (3360, 6201369), (3780, 5512328), (4320, 4823287), (5040, 4134246), (6048, 3445205), (7560, 2756164), (10080, 2067123), (15120, 1378082), (30240, 689041)]