171770380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:479

約数の個数: 96

約数和(自身を含む): 404490240

約数和(自身を除く): 232719860

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 43, 62, 68, 85, 86, 124, 155, 170, 172, 215, 310, 340, 379, 430, 527, 620, 731, 758, 860, 1054, 1333, 1462, 1516, 1895, 2108, 2635, 2666, 2924, 3655, 3790, 5270, 5332, 6443, 6665, 7310, 7580, 10540, 11749, 12886, 13330, 14620, 16297, 22661, 23498, 25772, 26660, 32215, 32594, 45322, 46996, 58745, 64430, 65188, 81485, 90644, 113305, 117490, 128860, 162970, 199733, 226610, 234980, 277049, 325940, 399466, 453220, 505207, 554098, 798932, 998665, 1010414, 1108196, 1385245, 1997330, 2020828, 2526035, 2770490, 3994660, 5052070, 5540980, 8588519, 10104140, 17177038, 34354076, 42942595, 85885190, 171770380]

約数ペア:

[(1, 171770380), (2, 85885190), (4, 42942595), (5, 34354076), (10, 17177038), (17, 10104140), (20, 8588519), (31, 5540980), (34, 5052070), (43, 3994660), (62, 2770490), (68, 2526035), (85, 2020828), (86, 1997330), (124, 1385245), (155, 1108196), (170, 1010414), (172, 998665), (215, 798932), (310, 554098), (340, 505207), (379, 453220), (430, 399466), (527, 325940), (620, 277049), (731, 234980), (758, 226610), (860, 199733), (1054, 162970), (1333, 128860), (1462, 117490), (1516, 113305), (1895, 90644), (2108, 81485), (2635, 65188), (2666, 64430), (2924, 58745), (3655, 46996), (3790, 45322), (5270, 32594), (5332, 32215), (6443, 26660), (6665, 25772), (7310, 23498), (7580, 22661), (10540, 16297), (11749, 14620), (12886, 13330)]