254994740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:358

約数の個数: 192

約数和(自身を含む): 736985088

約数和(自身を除く): 481990348

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 47, 52, 55, 65, 70, 77, 91, 94, 110, 130, 140, 143, 154, 182, 188, 220, 235, 260, 271, 286, 308, 329, 364, 385, 455, 470, 517, 542, 572, 611, 658, 715, 770, 910, 940, 1001, 1034, 1084, 1222, 1316, 1355, 1430, 1540, 1645, 1820, 1897, 2002, 2068, 2444, 2585, 2710, 2860, 2981, 3055, 3290, 3523, 3619, 3794, 4004, 4277, 5005, 5170, 5420, 5962, 6110, 6580, 6721, 7046, 7238, 7588, 8554, 9485, 10010, 10340, 11924, 12220, 12737, 13442, 14092, 14476, 14905, 17108, 17615, 18095, 18970, 20020, 20867, 21385, 24661, 25474, 26884, 29810, 33605, 35230, 36190, 37940, 38753, 41734, 42770, 47047, 49322, 50948, 59620, 63685, 67210, 70460, 72380, 77506, 83468, 85540, 89159, 94094, 98644, 104335, 123305, 127370, 134420, 140107, 155012, 165581, 178318, 188188, 193765, 208670, 235235, 246610, 254740, 271271, 280214, 331162, 356636, 387530, 417340, 445795, 470470, 493220, 542542, 560428, 662324, 700535, 775060, 827905, 891590, 940940, 980749, 1085084, 1159067, 1356355, 1401070, 1655810, 1783180, 1821391, 1961498, 2318134, 2712710, 2802140, 3311620, 3642782, 3922996, 4636268, 4903745, 5425420, 5795335, 7285564, 9106955, 9807490, 11590670, 12749737, 18213910, 19614980, 23181340, 25499474, 36427820, 50998948, 63748685, 127497370, 254994740]

約数ペア:

[(1, 254994740), (2, 127497370), (4, 63748685), (5, 50998948), (7, 36427820), (10, 25499474), (11, 23181340), (13, 19614980), (14, 18213910), (20, 12749737), (22, 11590670), (26, 9807490), (28, 9106955), (35, 7285564), (44, 5795335), (47, 5425420), (52, 4903745), (55, 4636268), (65, 3922996), (70, 3642782), (77, 3311620), (91, 2802140), (94, 2712710), (110, 2318134), (130, 1961498), (140, 1821391), (143, 1783180), (154, 1655810), (182, 1401070), (188, 1356355), (220, 1159067), (235, 1085084), (260, 980749), (271, 940940), (286, 891590), (308, 827905), (329, 775060), (364, 700535), (385, 662324), (455, 560428), (470, 542542), (517, 493220), (542, 470470), (572, 445795), (611, 417340), (658, 387530), (715, 356636), (770, 331162), (910, 280214), (940, 271271), (1001, 254740), (1034, 246610), (1084, 235235), (1222, 208670), (1316, 193765), (1355, 188188), (1430, 178318), (1540, 165581), (1645, 155012), (1820, 140107), (1897, 134420), (2002, 127370), (2068, 123305), (2444, 104335), (2585, 98644), (2710, 94094), (2860, 89159), (2981, 85540), (3055, 83468), (3290, 77506), (3523, 72380), (3619, 70460), (3794, 67210), (4004, 63685), (4277, 59620), (5005, 50948), (5170, 49322), (5420, 47047), (5962, 42770), (6110, 41734), (6580, 38753), (6721, 37940), (7046, 36190), (7238, 35230), (7588, 33605), (8554, 29810), (9485, 26884), (10010, 25474), (10340, 24661), (11924, 21385), (12220, 20867), (12737, 20020), (13442, 18970), (14092, 18095), (14476, 17615), (14905, 17108)]