68257420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:503

約数の個数: 96

約数和(自身を含む): 180633600

約数和(自身を除く): 112376180

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 127, 140, 154, 220, 254, 308, 349, 385, 508, 635, 698, 770, 889, 1270, 1396, 1397, 1540, 1745, 1778, 2443, 2540, 2794, 3490, 3556, 3839, 4445, 4886, 5588, 6980, 6985, 7678, 8890, 9772, 9779, 12215, 13970, 15356, 17780, 19195, 19558, 24430, 26873, 27940, 38390, 39116, 44323, 48860, 48895, 53746, 76780, 88646, 97790, 107492, 134365, 177292, 195580, 221615, 268730, 310261, 443230, 487553, 537460, 620522, 886460, 975106, 1241044, 1551305, 1950212, 2437765, 3102610, 3412871, 4875530, 6205220, 6825742, 9751060, 13651484, 17064355, 34128710, 68257420]

約数ペア:

[(1, 68257420), (2, 34128710), (4, 17064355), (5, 13651484), (7, 9751060), (10, 6825742), (11, 6205220), (14, 4875530), (20, 3412871), (22, 3102610), (28, 2437765), (35, 1950212), (44, 1551305), (55, 1241044), (70, 975106), (77, 886460), (110, 620522), (127, 537460), (140, 487553), (154, 443230), (220, 310261), (254, 268730), (308, 221615), (349, 195580), (385, 177292), (508, 134365), (635, 107492), (698, 97790), (770, 88646), (889, 76780), (1270, 53746), (1396, 48895), (1397, 48860), (1540, 44323), (1745, 39116), (1778, 38390), (2443, 27940), (2540, 26873), (2794, 24430), (3490, 19558), (3556, 19195), (3839, 17780), (4445, 15356), (4886, 13970), (5588, 12215), (6980, 9779), (6985, 9772), (7678, 8890)]