209405868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:180

約数の個数: 192

約数和(自身を含む): 619315200

約数和(自身を除く): 409909332

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 31, 42, 47, 58, 59, 62, 84, 87, 93, 94, 116, 118, 124, 141, 174, 177, 186, 188, 203, 217, 236, 282, 329, 348, 354, 372, 406, 413, 434, 564, 609, 651, 658, 708, 812, 826, 868, 899, 987, 1218, 1239, 1302, 1316, 1363, 1457, 1652, 1711, 1798, 1829, 1974, 2436, 2478, 2604, 2697, 2726, 2773, 2914, 3422, 3596, 3658, 3948, 4089, 4371, 4956, 5133, 5394, 5452, 5487, 5546, 5828, 6293, 6844, 7316, 8178, 8319, 8742, 9541, 10199, 10266, 10788, 10974, 11092, 11977, 12586, 12803, 16356, 16638, 17484, 18879, 19082, 19411, 20398, 20532, 21948, 23954, 25172, 25606, 28623, 30597, 33276, 35931, 37758, 38164, 38409, 38822, 40796, 42253, 47908, 51212, 53041, 57246, 58233, 61194, 71862, 75516, 76818, 77644, 80417, 84506, 85963, 106082, 114492, 116466, 122388, 126759, 143724, 153636, 159123, 160834, 169012, 171926, 212164, 232932, 241251, 253518, 257889, 295771, 318246, 321668, 343852, 371287, 482502, 507036, 515778, 562919, 591542, 601741, 636492, 742574, 887313, 965004, 1031556, 1113861, 1125838, 1183084, 1203482, 1485148, 1688757, 1774626, 1805223, 2227722, 2251676, 2406964, 2492927, 3377514, 3549252, 3610446, 4455444, 4985854, 6755028, 7220892, 7478781, 9971708, 14957562, 17450489, 29915124, 34900978, 52351467, 69801956, 104702934, 209405868]

約数ペア:

[(1, 209405868), (2, 104702934), (3, 69801956), (4, 52351467), (6, 34900978), (7, 29915124), (12, 17450489), (14, 14957562), (21, 9971708), (28, 7478781), (29, 7220892), (31, 6755028), (42, 4985854), (47, 4455444), (58, 3610446), (59, 3549252), (62, 3377514), (84, 2492927), (87, 2406964), (93, 2251676), (94, 2227722), (116, 1805223), (118, 1774626), (124, 1688757), (141, 1485148), (174, 1203482), (177, 1183084), (186, 1125838), (188, 1113861), (203, 1031556), (217, 965004), (236, 887313), (282, 742574), (329, 636492), (348, 601741), (354, 591542), (372, 562919), (406, 515778), (413, 507036), (434, 482502), (564, 371287), (609, 343852), (651, 321668), (658, 318246), (708, 295771), (812, 257889), (826, 253518), (868, 241251), (899, 232932), (987, 212164), (1218, 171926), (1239, 169012), (1302, 160834), (1316, 159123), (1363, 153636), (1457, 143724), (1652, 126759), (1711, 122388), (1798, 116466), (1829, 114492), (1974, 106082), (2436, 85963), (2478, 84506), (2604, 80417), (2697, 77644), (2726, 76818), (2773, 75516), (2914, 71862), (3422, 61194), (3596, 58233), (3658, 57246), (3948, 53041), (4089, 51212), (4371, 47908), (4956, 42253), (5133, 40796), (5394, 38822), (5452, 38409), (5487, 38164), (5546, 37758), (5828, 35931), (6293, 33276), (6844, 30597), (7316, 28623), (8178, 25606), (8319, 25172), (8742, 23954), (9541, 21948), (10199, 20532), (10266, 20398), (10788, 19411), (10974, 19082), (11092, 18879), (11977, 17484), (12586, 16638), (12803, 16356)]