140921844

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{443}}^1\times {\mathrm{541}}^1$

素因数の和:1005

約数の個数: 72

約数和(自身を含む): 384074208

約数和(自身を除く): 243152364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 443, 541, 588, 886, 1082, 1329, 1623, 1772, 2164, 2658, 3101, 3246, 3787, 5316, 6202, 6492, 7574, 9303, 11361, 12404, 15148, 18606, 21707, 22722, 26509, 37212, 43414, 45444, 53018, 65121, 79527, 86828, 106036, 130242, 159054, 239663, 260484, 318108, 479326, 718989, 958652, 1437978, 1677641, 2875956, 3355282, 5032923, 6710564, 10065846, 11743487, 20131692, 23486974, 35230461, 46973948, 70460922, 140921844]

約数ペア:

[(1, 140921844), (2, 70460922), (3, 46973948), (4, 35230461), (6, 23486974), (7, 20131692), (12, 11743487), (14, 10065846), (21, 6710564), (28, 5032923), (42, 3355282), (49, 2875956), (84, 1677641), (98, 1437978), (147, 958652), (196, 718989), (294, 479326), (443, 318108), (541, 260484), (588, 239663), (886, 159054), (1082, 130242), (1329, 106036), (1623, 86828), (1772, 79527), (2164, 65121), (2658, 53018), (3101, 45444), (3246, 43414), (3787, 37212), (5316, 26509), (6202, 22722), (6492, 21707), (7574, 18606), (9303, 15148), (11361, 12404)]