1687298960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{967}}^1\times {\mathrm{1283}}^1$

素因数の和:2280

約数の個数: 80

約数和(自身を含む): 4161269376

約数和(自身を除く): 2473970416

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 967, 1283, 1360, 1934, 2566, 3868, 4835, 5132, 6415, 7736, 9670, 10264, 12830, 15472, 16439, 19340, 20528, 21811, 25660, 32878, 38680, 43622, 51320, 65756, 77360, 82195, 87244, 102640, 109055, 131512, 164390, 174488, 218110, 263024, 328780, 348976, 436220, 657560, 872440, 1240661, 1315120, 1744880, 2481322, 4962644, 6203305, 9925288, 12406610, 19850576, 21091237, 24813220, 42182474, 49626440, 84364948, 99252880, 105456185, 168729896, 210912370, 337459792, 421824740, 843649480, 1687298960]

約数ペア:

[(1, 1687298960), (2, 843649480), (4, 421824740), (5, 337459792), (8, 210912370), (10, 168729896), (16, 105456185), (17, 99252880), (20, 84364948), (34, 49626440), (40, 42182474), (68, 24813220), (80, 21091237), (85, 19850576), (136, 12406610), (170, 9925288), (272, 6203305), (340, 4962644), (680, 2481322), (967, 1744880), (1283, 1315120), (1360, 1240661), (1934, 872440), (2566, 657560), (3868, 436220), (4835, 348976), (5132, 328780), (6415, 263024), (7736, 218110), (9670, 174488), (10264, 164390), (12830, 131512), (15472, 109055), (16439, 102640), (19340, 87244), (20528, 82195), (21811, 77360), (25660, 65756), (32878, 51320), (38680, 43622)]