128910516

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{59}}^1$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 378201600

約数和(自身を除く): 249291084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 37, 38, 42, 57, 59, 74, 76, 84, 111, 114, 118, 133, 148, 177, 222, 228, 236, 259, 266, 354, 399, 413, 444, 518, 532, 703, 708, 777, 798, 826, 1036, 1121, 1239, 1369, 1406, 1554, 1596, 1652, 2109, 2183, 2242, 2478, 2738, 2812, 3108, 3363, 4107, 4218, 4366, 4484, 4921, 4956, 5476, 6549, 6726, 7847, 8214, 8436, 8732, 9583, 9842, 13098, 13452, 14763, 15281, 15694, 16428, 19166, 19684, 23541, 26011, 26196, 28749, 29526, 30562, 31388, 38332, 41477, 45843, 47082, 52022, 57498, 59052, 61124, 78033, 80771, 82954, 91686, 94164, 104044, 114996, 124431, 156066, 161542, 165908, 182077, 183372, 242313, 248862, 290339, 312132, 323084, 364154, 484626, 497724, 546231, 565397, 580678, 728308, 871017, 969252, 1092462, 1130794, 1161356, 1534649, 1696191, 1742034, 2184924, 2261588, 3069298, 3392382, 3484068, 4603947, 6138596, 6784764, 9207894, 10742543, 18415788, 21485086, 32227629, 42970172, 64455258, 128910516]

約数ペア:

[(1, 128910516), (2, 64455258), (3, 42970172), (4, 32227629), (6, 21485086), (7, 18415788), (12, 10742543), (14, 9207894), (19, 6784764), (21, 6138596), (28, 4603947), (37, 3484068), (38, 3392382), (42, 3069298), (57, 2261588), (59, 2184924), (74, 1742034), (76, 1696191), (84, 1534649), (111, 1161356), (114, 1130794), (118, 1092462), (133, 969252), (148, 871017), (177, 728308), (222, 580678), (228, 565397), (236, 546231), (259, 497724), (266, 484626), (354, 364154), (399, 323084), (413, 312132), (444, 290339), (518, 248862), (532, 242313), (703, 183372), (708, 182077), (777, 165908), (798, 161542), (826, 156066), (1036, 124431), (1121, 114996), (1239, 104044), (1369, 94164), (1406, 91686), (1554, 82954), (1596, 80771), (1652, 78033), (2109, 61124), (2183, 59052), (2242, 57498), (2478, 52022), (2738, 47082), (2812, 45843), (3108, 41477), (3363, 38332), (4107, 31388), (4218, 30562), (4366, 29526), (4484, 28749), (4921, 26196), (4956, 26011), (5476, 23541), (6549, 19684), (6726, 19166), (7847, 16428), (8214, 15694), (8436, 15281), (8732, 14763), (9583, 13452), (9842, 13098)]