211681736

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{283}}^1$

素因数の和:371

約数の個数: 96

約数和(自身を含む): 493410240

約数和(自身を除く): 281728504

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 37, 38, 56, 74, 76, 133, 148, 152, 259, 266, 283, 296, 361, 518, 532, 566, 703, 722, 1036, 1064, 1132, 1406, 1444, 1981, 2072, 2264, 2527, 2812, 2888, 3962, 4921, 5054, 5377, 5624, 7924, 9842, 10108, 10471, 10754, 13357, 15848, 19684, 20216, 20942, 21508, 26714, 37639, 39368, 41884, 43016, 53428, 73297, 75278, 83768, 93499, 102163, 106856, 146594, 150556, 186998, 198949, 204326, 293188, 301112, 373996, 397898, 408652, 586376, 715141, 747992, 795796, 817304, 1392643, 1430282, 1591592, 2785286, 2860564, 3780031, 5570572, 5721128, 7560062, 11141144, 15120124, 26460217, 30240248, 52920434, 105840868, 211681736]

約数ペア:

[(1, 211681736), (2, 105840868), (4, 52920434), (7, 30240248), (8, 26460217), (14, 15120124), (19, 11141144), (28, 7560062), (37, 5721128), (38, 5570572), (56, 3780031), (74, 2860564), (76, 2785286), (133, 1591592), (148, 1430282), (152, 1392643), (259, 817304), (266, 795796), (283, 747992), (296, 715141), (361, 586376), (518, 408652), (532, 397898), (566, 373996), (703, 301112), (722, 293188), (1036, 204326), (1064, 198949), (1132, 186998), (1406, 150556), (1444, 146594), (1981, 106856), (2072, 102163), (2264, 93499), (2527, 83768), (2812, 75278), (2888, 73297), (3962, 53428), (4921, 43016), (5054, 41884), (5377, 39368), (5624, 37639), (7924, 26714), (9842, 21508), (10108, 20942), (10471, 20216), (10754, 19684), (13357, 15848)]