6721740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{349}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 20638800

約数和(自身を除く): 13917060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 107, 180, 214, 321, 349, 428, 535, 642, 698, 963, 1047, 1070, 1284, 1396, 1605, 1745, 1926, 2094, 2140, 3141, 3210, 3490, 3852, 4188, 4815, 5235, 6282, 6420, 6980, 9630, 10470, 12564, 15705, 19260, 20940, 31410, 37343, 62820, 74686, 112029, 149372, 186715, 224058, 336087, 373430, 448116, 560145, 672174, 746860, 1120290, 1344348, 1680435, 2240580, 3360870, 6721740]

約数ペア:

[(1, 6721740), (2, 3360870), (3, 2240580), (4, 1680435), (5, 1344348), (6, 1120290), (9, 746860), (10, 672174), (12, 560145), (15, 448116), (18, 373430), (20, 336087), (30, 224058), (36, 186715), (45, 149372), (60, 112029), (90, 74686), (107, 62820), (180, 37343), (214, 31410), (321, 20940), (349, 19260), (428, 15705), (535, 12564), (642, 10470), (698, 9630), (963, 6980), (1047, 6420), (1070, 6282), (1284, 5235), (1396, 4815), (1605, 4188), (1745, 3852), (1926, 3490), (2094, 3210), (2140, 3141)]