156957920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{397}}^1$

素因数の和:772

約数の個数: 96

約数和(自身を含む): 426057408

約数和(自身を除く): 269099488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 353, 397, 560, 706, 794, 1120, 1412, 1588, 1765, 1985, 2471, 2779, 2824, 3176, 3530, 3970, 4942, 5558, 5648, 6352, 7060, 7940, 9884, 11116, 11296, 12355, 12704, 13895, 14120, 15880, 19768, 22232, 24710, 27790, 28240, 31760, 39536, 44464, 49420, 55580, 56480, 63520, 79072, 88928, 98840, 111160, 140141, 197680, 222320, 280282, 395360, 444640, 560564, 700705, 980987, 1121128, 1401410, 1961974, 2242256, 2802820, 3923948, 4484512, 4904935, 5605640, 7847896, 9809870, 11211280, 15695792, 19619740, 22422560, 31391584, 39239480, 78478960, 156957920]

約数ペア:

[(1, 156957920), (2, 78478960), (4, 39239480), (5, 31391584), (7, 22422560), (8, 19619740), (10, 15695792), (14, 11211280), (16, 9809870), (20, 7847896), (28, 5605640), (32, 4904935), (35, 4484512), (40, 3923948), (56, 2802820), (70, 2242256), (80, 1961974), (112, 1401410), (140, 1121128), (160, 980987), (224, 700705), (280, 560564), (353, 444640), (397, 395360), (560, 280282), (706, 222320), (794, 197680), (1120, 140141), (1412, 111160), (1588, 98840), (1765, 88928), (1985, 79072), (2471, 63520), (2779, 56480), (2824, 55580), (3176, 49420), (3530, 44464), (3970, 39536), (4942, 31760), (5558, 28240), (5648, 27790), (6352, 24710), (7060, 22232), (7940, 19768), (9884, 15880), (11116, 14120), (11296, 13895), (12355, 12704)]