339900260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{2731}}^1$

素因数の和:2881

約数の個数: 72

約数和(自身を含む): 837172224

約数和(自身を除く): 497271964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 127, 140, 196, 245, 254, 490, 508, 635, 889, 980, 1270, 1778, 2540, 2731, 3556, 4445, 5462, 6223, 8890, 10924, 12446, 13655, 17780, 19117, 24892, 27310, 31115, 38234, 54620, 62230, 76468, 95585, 124460, 133819, 191170, 267638, 346837, 382340, 535276, 669095, 693674, 1338190, 1387348, 1734185, 2427859, 2676380, 3468370, 4855718, 6936740, 9711436, 12139295, 16995013, 24278590, 33990026, 48557180, 67980052, 84975065, 169950130, 339900260]

約数ペア:

[(1, 339900260), (2, 169950130), (4, 84975065), (5, 67980052), (7, 48557180), (10, 33990026), (14, 24278590), (20, 16995013), (28, 12139295), (35, 9711436), (49, 6936740), (70, 4855718), (98, 3468370), (127, 2676380), (140, 2427859), (196, 1734185), (245, 1387348), (254, 1338190), (490, 693674), (508, 669095), (635, 535276), (889, 382340), (980, 346837), (1270, 267638), (1778, 191170), (2540, 133819), (2731, 124460), (3556, 95585), (4445, 76468), (5462, 62230), (6223, 54620), (8890, 38234), (10924, 31115), (12446, 27310), (13655, 24892), (17780, 19117)]