6720800

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:322

約数の個数: 72

約数和(自身を含む): 16998912

約数和(自身を除く): 10278112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 80, 100, 124, 155, 160, 200, 248, 271, 310, 400, 496, 542, 620, 775, 800, 992, 1084, 1240, 1355, 1550, 2168, 2480, 2710, 3100, 4336, 4960, 5420, 6200, 6775, 8401, 8672, 10840, 12400, 13550, 16802, 21680, 24800, 27100, 33604, 42005, 43360, 54200, 67208, 84010, 108400, 134416, 168020, 210025, 216800, 268832, 336040, 420050, 672080, 840100, 1344160, 1680200, 3360400, 6720800]

約数ペア:

[(1, 6720800), (2, 3360400), (4, 1680200), (5, 1344160), (8, 840100), (10, 672080), (16, 420050), (20, 336040), (25, 268832), (31, 216800), (32, 210025), (40, 168020), (50, 134416), (62, 108400), (80, 84010), (100, 67208), (124, 54200), (155, 43360), (160, 42005), (200, 33604), (248, 27100), (271, 24800), (310, 21680), (400, 16802), (496, 13550), (542, 12400), (620, 10840), (775, 8672), (800, 8401), (992, 6775), (1084, 6200), (1240, 5420), (1355, 4960), (1550, 4336), (2168, 3100), (2480, 2710)]