139950860

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{887}}^1$

素因数の和:940

約数の個数: 96

約数和(自身を含む): 358041600

約数和(自身を除く): 218090740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 343, 460, 490, 644, 686, 805, 887, 980, 1127, 1372, 1610, 1715, 1774, 2254, 3220, 3430, 3548, 4435, 4508, 5635, 6209, 6860, 7889, 8870, 11270, 12418, 15778, 17740, 20401, 22540, 24836, 31045, 31556, 39445, 40802, 43463, 62090, 78890, 81604, 86926, 102005, 124180, 142807, 157780, 173852, 204010, 217315, 285614, 304241, 408020, 434630, 571228, 608482, 714035, 869260, 999649, 1216964, 1428070, 1521205, 1999298, 2856140, 3042410, 3998596, 4998245, 6084820, 6997543, 9996490, 13995086, 19992980, 27990172, 34987715, 69975430, 139950860]

約数ペア:

[(1, 139950860), (2, 69975430), (4, 34987715), (5, 27990172), (7, 19992980), (10, 13995086), (14, 9996490), (20, 6997543), (23, 6084820), (28, 4998245), (35, 3998596), (46, 3042410), (49, 2856140), (70, 1999298), (92, 1521205), (98, 1428070), (115, 1216964), (140, 999649), (161, 869260), (196, 714035), (230, 608482), (245, 571228), (322, 434630), (343, 408020), (460, 304241), (490, 285614), (644, 217315), (686, 204010), (805, 173852), (887, 157780), (980, 142807), (1127, 124180), (1372, 102005), (1610, 86926), (1715, 81604), (1774, 78890), (2254, 62090), (3220, 43463), (3430, 40802), (3548, 39445), (4435, 31556), (4508, 31045), (5635, 24836), (6209, 22540), (6860, 20401), (7889, 17740), (8870, 15778), (11270, 12418)]