68908896

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:306

約数の個数: 216

約数和(自身を含む): 240884280

約数和(自身を除く): 171975384

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 32, 36, 38, 42, 48, 49, 56, 57, 63, 72, 76, 84, 96, 98, 112, 114, 126, 133, 144, 147, 152, 168, 171, 196, 224, 228, 252, 257, 266, 288, 294, 304, 336, 342, 392, 399, 441, 456, 504, 514, 532, 588, 608, 672, 684, 771, 784, 798, 882, 912, 931, 1008, 1028, 1064, 1176, 1197, 1368, 1542, 1568, 1596, 1764, 1799, 1824, 1862, 2016, 2056, 2128, 2313, 2352, 2394, 2736, 2793, 3084, 3192, 3528, 3598, 3724, 4112, 4256, 4626, 4704, 4788, 4883, 5397, 5472, 5586, 6168, 6384, 7056, 7196, 7448, 8224, 8379, 9252, 9576, 9766, 10794, 11172, 12336, 12593, 12768, 14112, 14392, 14649, 14896, 16191, 16758, 18504, 19152, 19532, 21588, 22344, 24672, 25186, 28784, 29298, 29792, 32382, 33516, 34181, 37008, 37779, 38304, 39064, 43176, 43947, 44688, 50372, 57568, 58596, 64764, 67032, 68362, 74016, 75558, 78128, 86352, 87894, 89376, 100744, 102543, 113337, 117192, 129528, 134064, 136724, 151116, 156256, 172704, 175788, 201488, 205086, 226674, 234384, 239267, 259056, 268128, 273448, 302232, 307629, 351576, 402976, 410172, 453348, 468768, 478534, 518112, 546896, 604464, 615258, 703152, 717801, 820344, 906696, 957068, 1093792, 1208928, 1230516, 1406304, 1435602, 1640688, 1813392, 1914136, 2153403, 2461032, 2871204, 3281376, 3626784, 3828272, 4306806, 4922064, 5742408, 7656544, 8613612, 9844128, 11484816, 17227224, 22969632, 34454448, 68908896]

約数ペア:

[(1, 68908896), (2, 34454448), (3, 22969632), (4, 17227224), (6, 11484816), (7, 9844128), (8, 8613612), (9, 7656544), (12, 5742408), (14, 4922064), (16, 4306806), (18, 3828272), (19, 3626784), (21, 3281376), (24, 2871204), (28, 2461032), (32, 2153403), (36, 1914136), (38, 1813392), (42, 1640688), (48, 1435602), (49, 1406304), (56, 1230516), (57, 1208928), (63, 1093792), (72, 957068), (76, 906696), (84, 820344), (96, 717801), (98, 703152), (112, 615258), (114, 604464), (126, 546896), (133, 518112), (144, 478534), (147, 468768), (152, 453348), (168, 410172), (171, 402976), (196, 351576), (224, 307629), (228, 302232), (252, 273448), (257, 268128), (266, 259056), (288, 239267), (294, 234384), (304, 226674), (336, 205086), (342, 201488), (392, 175788), (399, 172704), (441, 156256), (456, 151116), (504, 136724), (514, 134064), (532, 129528), (588, 117192), (608, 113337), (672, 102543), (684, 100744), (771, 89376), (784, 87894), (798, 86352), (882, 78128), (912, 75558), (931, 74016), (1008, 68362), (1028, 67032), (1064, 64764), (1176, 58596), (1197, 57568), (1368, 50372), (1542, 44688), (1568, 43947), (1596, 43176), (1764, 39064), (1799, 38304), (1824, 37779), (1862, 37008), (2016, 34181), (2056, 33516), (2128, 32382), (2313, 29792), (2352, 29298), (2394, 28784), (2736, 25186), (2793, 24672), (3084, 22344), (3192, 21588), (3528, 19532), (3598, 19152), (3724, 18504), (4112, 16758), (4256, 16191), (4626, 14896), (4704, 14649), (4788, 14392), (4883, 14112), (5397, 12768), (5472, 12593), (5586, 12336), (6168, 11172), (6384, 10794), (7056, 9766), (7196, 9576), (7448, 9252), (8224, 8379)]