206468990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:634

約数の個数: 96

約数和(自身を含む): 475600896

約数和(自身を除く): 269131906

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 169, 182, 217, 310, 338, 403, 434, 455, 563, 806, 845, 910, 1085, 1126, 1183, 1690, 2015, 2170, 2366, 2815, 2821, 3941, 4030, 5239, 5630, 5642, 5915, 7319, 7882, 10478, 11830, 14105, 14638, 17453, 19705, 26195, 28210, 34906, 36595, 36673, 39410, 51233, 52390, 73190, 73346, 87265, 95147, 102466, 122171, 174530, 183365, 190294, 226889, 244342, 256165, 366730, 453778, 475735, 512330, 610855, 666029, 951470, 1134445, 1221710, 1332058, 1588223, 2268890, 2949557, 3176446, 3330145, 5899114, 6660290, 7941115, 14747785, 15882230, 20646899, 29495570, 41293798, 103234495, 206468990]

約数ペア:

[(1, 206468990), (2, 103234495), (5, 41293798), (7, 29495570), (10, 20646899), (13, 15882230), (14, 14747785), (26, 7941115), (31, 6660290), (35, 5899114), (62, 3330145), (65, 3176446), (70, 2949557), (91, 2268890), (130, 1588223), (155, 1332058), (169, 1221710), (182, 1134445), (217, 951470), (310, 666029), (338, 610855), (403, 512330), (434, 475735), (455, 453778), (563, 366730), (806, 256165), (845, 244342), (910, 226889), (1085, 190294), (1126, 183365), (1183, 174530), (1690, 122171), (2015, 102466), (2170, 95147), (2366, 87265), (2815, 73346), (2821, 73190), (3941, 52390), (4030, 51233), (5239, 39410), (5630, 36673), (5642, 36595), (5915, 34906), (7319, 28210), (7882, 26195), (10478, 19705), (11830, 17453), (14105, 14638)]