338156680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{463}}^1$

素因数の和:555

約数の個数: 96

約数和(自身を含む): 829353600

約数和(自身を除く): 491196920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 463, 589, 620, 760, 926, 961, 1178, 1240, 1852, 1922, 2315, 2356, 2945, 3704, 3844, 4630, 4712, 4805, 5890, 7688, 8797, 9260, 9610, 11780, 14353, 17594, 18259, 18520, 19220, 23560, 28706, 35188, 36518, 38440, 43985, 57412, 70376, 71765, 73036, 87970, 91295, 114824, 143530, 146072, 175940, 182590, 272707, 287060, 351880, 365180, 444943, 545414, 574120, 730360, 889886, 1090828, 1363535, 1779772, 2181656, 2224715, 2727070, 3559544, 4449430, 5454140, 8453917, 8898860, 10908280, 16907834, 17797720, 33815668, 42269585, 67631336, 84539170, 169078340, 338156680]

約数ペア:

[(1, 338156680), (2, 169078340), (4, 84539170), (5, 67631336), (8, 42269585), (10, 33815668), (19, 17797720), (20, 16907834), (31, 10908280), (38, 8898860), (40, 8453917), (62, 5454140), (76, 4449430), (95, 3559544), (124, 2727070), (152, 2224715), (155, 2181656), (190, 1779772), (248, 1363535), (310, 1090828), (380, 889886), (463, 730360), (589, 574120), (620, 545414), (760, 444943), (926, 365180), (961, 351880), (1178, 287060), (1240, 272707), (1852, 182590), (1922, 175940), (2315, 146072), (2356, 143530), (2945, 114824), (3704, 91295), (3844, 87970), (4630, 73036), (4712, 71765), (4805, 70376), (5890, 57412), (7688, 43985), (8797, 38440), (9260, 36518), (9610, 35188), (11780, 28706), (14353, 23560), (17594, 19220), (18259, 18520)]