209832800

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{8461}}^1$

素因数の和:8512

約数の個数: 72

約数和(自身を含む): 528841152

約数和(自身を除く): 319008352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 80, 100, 124, 155, 160, 200, 248, 310, 400, 496, 620, 775, 800, 992, 1240, 1550, 2480, 3100, 4960, 6200, 8461, 12400, 16922, 24800, 33844, 42305, 67688, 84610, 135376, 169220, 211525, 262291, 270752, 338440, 423050, 524582, 676880, 846100, 1049164, 1311455, 1353760, 1692200, 2098328, 2622910, 3384400, 4196656, 5245820, 6557275, 6768800, 8393312, 10491640, 13114550, 20983280, 26229100, 41966560, 52458200, 104916400, 209832800]

約数ペア:

[(1, 209832800), (2, 104916400), (4, 52458200), (5, 41966560), (8, 26229100), (10, 20983280), (16, 13114550), (20, 10491640), (25, 8393312), (31, 6768800), (32, 6557275), (40, 5245820), (50, 4196656), (62, 3384400), (80, 2622910), (100, 2098328), (124, 1692200), (155, 1353760), (160, 1311455), (200, 1049164), (248, 846100), (310, 676880), (400, 524582), (496, 423050), (620, 338440), (775, 270752), (800, 262291), (992, 211525), (1240, 169220), (1550, 135376), (2480, 84610), (3100, 67688), (4960, 42305), (6200, 33844), (8461, 24800), (12400, 16922)]