157690428

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 454745088

約数和(自身を除く): 297054660

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 41, 42, 49, 62, 82, 84, 93, 98, 123, 124, 147, 164, 186, 196, 211, 217, 246, 287, 294, 372, 422, 434, 492, 574, 588, 633, 651, 844, 861, 868, 1148, 1266, 1271, 1302, 1477, 1519, 1722, 2009, 2532, 2542, 2604, 2954, 3038, 3444, 3813, 4018, 4431, 4557, 5084, 5908, 6027, 6076, 6541, 7626, 8036, 8651, 8862, 8897, 9114, 10339, 12054, 13082, 15252, 17302, 17724, 17794, 18228, 19623, 20678, 24108, 25953, 26164, 26691, 31017, 34604, 35588, 39246, 41356, 45787, 51906, 53382, 60557, 62034, 62279, 78492, 91574, 103812, 106764, 121114, 124068, 124558, 137361, 181671, 183148, 186837, 242228, 249116, 268181, 274722, 320509, 363342, 373674, 423899, 536362, 549444, 641018, 726684, 747348, 804543, 847798, 961527, 1072724, 1271697, 1282036, 1609086, 1695596, 1877267, 1923054, 2543394, 3218172, 3754534, 3846108, 5086788, 5631801, 7509068, 11263602, 13140869, 22527204, 26281738, 39422607, 52563476, 78845214, 157690428]

約数ペア:

[(1, 157690428), (2, 78845214), (3, 52563476), (4, 39422607), (6, 26281738), (7, 22527204), (12, 13140869), (14, 11263602), (21, 7509068), (28, 5631801), (31, 5086788), (41, 3846108), (42, 3754534), (49, 3218172), (62, 2543394), (82, 1923054), (84, 1877267), (93, 1695596), (98, 1609086), (123, 1282036), (124, 1271697), (147, 1072724), (164, 961527), (186, 847798), (196, 804543), (211, 747348), (217, 726684), (246, 641018), (287, 549444), (294, 536362), (372, 423899), (422, 373674), (434, 363342), (492, 320509), (574, 274722), (588, 268181), (633, 249116), (651, 242228), (844, 186837), (861, 183148), (868, 181671), (1148, 137361), (1266, 124558), (1271, 124068), (1302, 121114), (1477, 106764), (1519, 103812), (1722, 91574), (2009, 78492), (2532, 62279), (2542, 62034), (2604, 60557), (2954, 53382), (3038, 51906), (3444, 45787), (3813, 41356), (4018, 39246), (4431, 35588), (4557, 34604), (5084, 31017), (5908, 26691), (6027, 26164), (6076, 25953), (6541, 24108), (7626, 20678), (8036, 19623), (8651, 18228), (8862, 17794), (8897, 17724), (9114, 17302), (10339, 15252), (12054, 13082)]