68698980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{7789}}^1$

素因数の和:7818

約数の個数: 108

約数和(自身を含む): 242440380

約数和(自身を除く): 173741400

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 7789, 8820, 15578, 23367, 31156, 38945, 46734, 54523, 70101, 77890, 93468, 109046, 116835, 140202, 155780, 163569, 218092, 233670, 272615, 280404, 327138, 350505, 381661, 467340, 490707, 545230, 654276, 701010, 763322, 817845, 981414, 1090460, 1144983, 1402020, 1526644, 1635690, 1908305, 1962828, 2289966, 2453535, 3271380, 3434949, 3816610, 4579932, 4907070, 5724915, 6869898, 7633220, 9814140, 11449830, 13739796, 17174745, 22899660, 34349490, 68698980]

約数ペア:

[(1, 68698980), (2, 34349490), (3, 22899660), (4, 17174745), (5, 13739796), (6, 11449830), (7, 9814140), (9, 7633220), (10, 6869898), (12, 5724915), (14, 4907070), (15, 4579932), (18, 3816610), (20, 3434949), (21, 3271380), (28, 2453535), (30, 2289966), (35, 1962828), (36, 1908305), (42, 1635690), (45, 1526644), (49, 1402020), (60, 1144983), (63, 1090460), (70, 981414), (84, 817845), (90, 763322), (98, 701010), (105, 654276), (126, 545230), (140, 490707), (147, 467340), (180, 381661), (196, 350505), (210, 327138), (245, 280404), (252, 272615), (294, 233670), (315, 218092), (420, 163569), (441, 155780), (490, 140202), (588, 116835), (630, 109046), (735, 93468), (882, 77890), (980, 70101), (1260, 54523), (1470, 46734), (1764, 38945), (2205, 31156), (2940, 23367), (4410, 15578), (7789, 8820)]