157452316

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:507

約数の個数: 72

約数和(自身を含む): 342144096

約数和(自身を除く): 184691780

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 74, 76, 133, 148, 259, 266, 361, 421, 518, 532, 703, 722, 842, 1036, 1406, 1444, 1684, 2527, 2812, 2947, 4921, 5054, 5894, 7999, 9842, 10108, 11788, 13357, 15577, 15998, 19684, 26714, 31154, 31996, 53428, 55993, 62308, 93499, 109039, 111986, 151981, 186998, 218078, 223972, 295963, 303962, 373996, 436156, 591926, 607924, 1063867, 1183852, 2071741, 2127734, 4143482, 4255468, 5623297, 8286964, 11246594, 22493188, 39363079, 78726158, 157452316]

約数ペア:

[(1, 157452316), (2, 78726158), (4, 39363079), (7, 22493188), (14, 11246594), (19, 8286964), (28, 5623297), (37, 4255468), (38, 4143482), (74, 2127734), (76, 2071741), (133, 1183852), (148, 1063867), (259, 607924), (266, 591926), (361, 436156), (421, 373996), (518, 303962), (532, 295963), (703, 223972), (722, 218078), (842, 186998), (1036, 151981), (1406, 111986), (1444, 109039), (1684, 93499), (2527, 62308), (2812, 55993), (2947, 53428), (4921, 31996), (5054, 31154), (5894, 26714), (7999, 19684), (9842, 15998), (10108, 15577), (11788, 13357)]