201642980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1031}}^1$

素因数の和:1185

約数の個数: 96

約数和(自身を含む): 532611072

約数和(自身を除く): 330968092

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 127, 140, 154, 220, 254, 308, 385, 508, 635, 770, 889, 1031, 1270, 1397, 1540, 1778, 2062, 2540, 2794, 3556, 4124, 4445, 5155, 5588, 6985, 7217, 8890, 9779, 10310, 11341, 13970, 14434, 17780, 19558, 20620, 22682, 27940, 28868, 36085, 39116, 45364, 48895, 56705, 72170, 79387, 97790, 113410, 130937, 144340, 158774, 195580, 226820, 261874, 317548, 396935, 523748, 654685, 793870, 916559, 1309370, 1440307, 1587740, 1833118, 2618740, 2880614, 3666236, 4582795, 5761228, 7201535, 9165590, 10082149, 14403070, 18331180, 20164298, 28806140, 40328596, 50410745, 100821490, 201642980]

約数ペア:

[(1, 201642980), (2, 100821490), (4, 50410745), (5, 40328596), (7, 28806140), (10, 20164298), (11, 18331180), (14, 14403070), (20, 10082149), (22, 9165590), (28, 7201535), (35, 5761228), (44, 4582795), (55, 3666236), (70, 2880614), (77, 2618740), (110, 1833118), (127, 1587740), (140, 1440307), (154, 1309370), (220, 916559), (254, 793870), (308, 654685), (385, 523748), (508, 396935), (635, 317548), (770, 261874), (889, 226820), (1031, 195580), (1270, 158774), (1397, 144340), (1540, 130937), (1778, 113410), (2062, 97790), (2540, 79387), (2794, 72170), (3556, 56705), (4124, 48895), (4445, 45364), (5155, 39116), (5588, 36085), (6985, 28868), (7217, 27940), (8890, 22682), (9779, 20620), (10310, 19558), (11341, 17780), (13970, 14434)]