157042480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1621}}^1$

素因数の和:1814

約数の個数: 80

約数和(自身を含む): 419955264

約数和(自身を除く): 262912784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 173, 280, 346, 560, 692, 865, 1211, 1384, 1621, 1730, 2422, 2768, 3242, 3460, 4844, 6055, 6484, 6920, 8105, 9688, 11347, 12110, 12968, 13840, 16210, 19376, 22694, 24220, 25936, 32420, 45388, 48440, 56735, 64840, 90776, 96880, 113470, 129680, 181552, 226940, 280433, 453880, 560866, 907760, 1121732, 1402165, 1963031, 2243464, 2804330, 3926062, 4486928, 5608660, 7852124, 9815155, 11217320, 15704248, 19630310, 22434640, 31408496, 39260620, 78521240, 157042480]

約数ペア:

[(1, 157042480), (2, 78521240), (4, 39260620), (5, 31408496), (7, 22434640), (8, 19630310), (10, 15704248), (14, 11217320), (16, 9815155), (20, 7852124), (28, 5608660), (35, 4486928), (40, 3926062), (56, 2804330), (70, 2243464), (80, 1963031), (112, 1402165), (140, 1121732), (173, 907760), (280, 560866), (346, 453880), (560, 280433), (692, 226940), (865, 181552), (1211, 129680), (1384, 113470), (1621, 96880), (1730, 90776), (2422, 64840), (2768, 56735), (3242, 48440), (3460, 45388), (4844, 32420), (6055, 25936), (6484, 24220), (6920, 22694), (8105, 19376), (9688, 16210), (11347, 13840), (12110, 12968)]