191478140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1871}}^1$

素因数の和:1947

約数の個数: 96

約数和(自身を含む): 498161664

約数和(自身を除く): 306683524

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 43, 68, 70, 85, 86, 119, 140, 170, 172, 215, 238, 301, 340, 430, 476, 595, 602, 731, 860, 1190, 1204, 1462, 1505, 1871, 2380, 2924, 3010, 3655, 3742, 5117, 6020, 7310, 7484, 9355, 10234, 13097, 14620, 18710, 20468, 25585, 26194, 31807, 37420, 51170, 52388, 63614, 65485, 80453, 102340, 127228, 130970, 159035, 160906, 222649, 261940, 318070, 321812, 402265, 445298, 563171, 636140, 804530, 890596, 1113245, 1126342, 1367701, 1609060, 2226490, 2252684, 2735402, 2815855, 4452980, 5470804, 5631710, 6838505, 9573907, 11263420, 13677010, 19147814, 27354020, 38295628, 47869535, 95739070, 191478140]

約数ペア:

[(1, 191478140), (2, 95739070), (4, 47869535), (5, 38295628), (7, 27354020), (10, 19147814), (14, 13677010), (17, 11263420), (20, 9573907), (28, 6838505), (34, 5631710), (35, 5470804), (43, 4452980), (68, 2815855), (70, 2735402), (85, 2252684), (86, 2226490), (119, 1609060), (140, 1367701), (170, 1126342), (172, 1113245), (215, 890596), (238, 804530), (301, 636140), (340, 563171), (430, 445298), (476, 402265), (595, 321812), (602, 318070), (731, 261940), (860, 222649), (1190, 160906), (1204, 159035), (1462, 130970), (1505, 127228), (1871, 102340), (2380, 80453), (2924, 65485), (3010, 63614), (3655, 52388), (3742, 51170), (5117, 37420), (6020, 31807), (7310, 26194), (7484, 25585), (9355, 20468), (10234, 18710), (13097, 14620)]