253192016

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:218

約数の個数: 180

約数和(自身を含む): 668371284

約数和(自身を除く): 415179268

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 34, 44, 49, 56, 68, 77, 88, 98, 112, 119, 121, 136, 154, 157, 176, 187, 196, 238, 242, 272, 308, 314, 374, 392, 476, 484, 539, 616, 628, 748, 784, 833, 847, 952, 968, 1078, 1099, 1232, 1256, 1309, 1496, 1666, 1694, 1727, 1904, 1936, 2057, 2156, 2198, 2512, 2618, 2669, 2992, 3332, 3388, 3454, 4114, 4312, 4396, 5236, 5338, 5929, 6664, 6776, 6908, 7693, 8228, 8624, 8792, 9163, 10472, 10676, 11858, 12089, 13328, 13552, 13816, 14399, 15386, 16456, 17584, 18326, 18683, 18997, 20944, 21352, 23716, 24178, 27632, 28798, 29359, 30772, 32912, 36652, 37366, 37994, 42704, 47432, 48356, 57596, 58718, 61544, 73304, 74732, 75988, 84623, 94864, 96712, 100793, 115192, 117436, 123088, 130781, 132979, 146608, 149464, 151976, 169246, 193424, 201586, 205513, 230384, 234872, 261562, 265958, 298928, 303952, 322949, 338492, 403172, 411026, 469744, 523124, 531916, 645898, 676984, 806344, 822052, 930853, 1046248, 1063832, 1291796, 1353968, 1438591, 1612688, 1644104, 1861706, 2092496, 2127664, 2260643, 2583592, 2877182, 3288208, 3723412, 4521286, 5167184, 5754364, 7446824, 9042572, 11508728, 14893648, 15824501, 18085144, 23017456, 31649002, 36170288, 63298004, 126596008, 253192016]

約数ペア:

[(1, 253192016), (2, 126596008), (4, 63298004), (7, 36170288), (8, 31649002), (11, 23017456), (14, 18085144), (16, 15824501), (17, 14893648), (22, 11508728), (28, 9042572), (34, 7446824), (44, 5754364), (49, 5167184), (56, 4521286), (68, 3723412), (77, 3288208), (88, 2877182), (98, 2583592), (112, 2260643), (119, 2127664), (121, 2092496), (136, 1861706), (154, 1644104), (157, 1612688), (176, 1438591), (187, 1353968), (196, 1291796), (238, 1063832), (242, 1046248), (272, 930853), (308, 822052), (314, 806344), (374, 676984), (392, 645898), (476, 531916), (484, 523124), (539, 469744), (616, 411026), (628, 403172), (748, 338492), (784, 322949), (833, 303952), (847, 298928), (952, 265958), (968, 261562), (1078, 234872), (1099, 230384), (1232, 205513), (1256, 201586), (1309, 193424), (1496, 169246), (1666, 151976), (1694, 149464), (1727, 146608), (1904, 132979), (1936, 130781), (2057, 123088), (2156, 117436), (2198, 115192), (2512, 100793), (2618, 96712), (2669, 94864), (2992, 84623), (3332, 75988), (3388, 74732), (3454, 73304), (4114, 61544), (4312, 58718), (4396, 57596), (5236, 48356), (5338, 47432), (5929, 42704), (6664, 37994), (6776, 37366), (6908, 36652), (7693, 32912), (8228, 30772), (8624, 29359), (8792, 28798), (9163, 27632), (10472, 24178), (10676, 23716), (11858, 21352), (12089, 20944), (13328, 18997), (13552, 18683), (13816, 18326), (14399, 17584), (15386, 16456)]