278315310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1051}}^1$

素因数の和:1178

約数の個数: 128

約数和(自身を含む): 831366144

約数和(自身を除く): 553050834

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 97, 105, 130, 182, 194, 195, 210, 273, 291, 390, 455, 485, 546, 582, 679, 910, 970, 1051, 1261, 1358, 1365, 1455, 2037, 2102, 2522, 2730, 2910, 3153, 3395, 3783, 4074, 5255, 6305, 6306, 6790, 7357, 7566, 8827, 10185, 10510, 12610, 13663, 14714, 15765, 17654, 18915, 20370, 22071, 26481, 27326, 31530, 36785, 37830, 40989, 44135, 44142, 52962, 68315, 73570, 81978, 88270, 95641, 101947, 110355, 132405, 136630, 191282, 203894, 204945, 220710, 264810, 286923, 305841, 409890, 478205, 509735, 573846, 611682, 713629, 956410, 1019470, 1325311, 1427258, 1434615, 1529205, 2140887, 2650622, 2869230, 3058410, 3568145, 3975933, 4281774, 6626555, 7136290, 7951866, 9277177, 10704435, 13253110, 18554354, 19879665, 21408870, 27831531, 39759330, 46385885, 55663062, 92771770, 139157655, 278315310]

約数ペア:

[(1, 278315310), (2, 139157655), (3, 92771770), (5, 55663062), (6, 46385885), (7, 39759330), (10, 27831531), (13, 21408870), (14, 19879665), (15, 18554354), (21, 13253110), (26, 10704435), (30, 9277177), (35, 7951866), (39, 7136290), (42, 6626555), (65, 4281774), (70, 3975933), (78, 3568145), (91, 3058410), (97, 2869230), (105, 2650622), (130, 2140887), (182, 1529205), (194, 1434615), (195, 1427258), (210, 1325311), (273, 1019470), (291, 956410), (390, 713629), (455, 611682), (485, 573846), (546, 509735), (582, 478205), (679, 409890), (910, 305841), (970, 286923), (1051, 264810), (1261, 220710), (1358, 204945), (1365, 203894), (1455, 191282), (2037, 136630), (2102, 132405), (2522, 110355), (2730, 101947), (2910, 95641), (3153, 88270), (3395, 81978), (3783, 73570), (4074, 68315), (5255, 52962), (6305, 44142), (6306, 44135), (6790, 40989), (7357, 37830), (7566, 36785), (8827, 31530), (10185, 27326), (10510, 26481), (12610, 22071), (13663, 20370), (14714, 18915), (15765, 17654)]