688047696

素因数分解:

$2^4\times 3^7\times 7^1\times {\mathrm{53}}^2$

素因数の和:142

約数の個数: 240

約数和(自身を含む): 2328878720

約数和(自身を除く): 1640831024

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 53, 54, 56, 63, 72, 81, 84, 106, 108, 112, 126, 144, 159, 162, 168, 189, 212, 216, 243, 252, 318, 324, 336, 371, 378, 424, 432, 477, 486, 504, 567, 636, 648, 729, 742, 756, 848, 954, 972, 1008, 1113, 1134, 1272, 1296, 1431, 1458, 1484, 1512, 1701, 1908, 1944, 2187, 2226, 2268, 2544, 2809, 2862, 2916, 2968, 3024, 3339, 3402, 3816, 3888, 4293, 4374, 4452, 4536, 5103, 5618, 5724, 5832, 5936, 6678, 6804, 7632, 8427, 8586, 8748, 8904, 9072, 10017, 10206, 11236, 11448, 11664, 12879, 13356, 13608, 15309, 16854, 17172, 17496, 17808, 19663, 20034, 20412, 22472, 22896, 25281, 25758, 26712, 27216, 30051, 30618, 33708, 34344, 34992, 38637, 39326, 40068, 40824, 44944, 50562, 51516, 53424, 58989, 60102, 61236, 67416, 68688, 75843, 77274, 78652, 80136, 81648, 90153, 101124, 103032, 115911, 117978, 120204, 122472, 134832, 151686, 154548, 157304, 160272, 176967, 180306, 202248, 206064, 227529, 231822, 235956, 240408, 244944, 270459, 303372, 309096, 314608, 353934, 360612, 404496, 455058, 463644, 471912, 480816, 530901, 540918, 606744, 618192, 682587, 707868, 721224, 811377, 910116, 927288, 943824, 1061802, 1081836, 1213488, 1365174, 1415736, 1442448, 1592703, 1622754, 1820232, 1854576, 2047761, 2123604, 2163672, 2730348, 2831472, 3185406, 3245508, 3640464, 4095522, 4247208, 4327344, 4778109, 5460696, 6143283, 6370812, 6491016, 8191044, 8494416, 9556218, 10921392, 12286566, 12741624, 12982032, 14334327, 16382088, 19112436, 24573132, 25483248, 28668654, 32764176, 38224872, 43002981, 49146264, 57337308, 76449744, 86005962, 98292528, 114674616, 172011924, 229349232, 344023848, 688047696]

約数ペア:

[(1, 688047696), (2, 344023848), (3, 229349232), (4, 172011924), (6, 114674616), (7, 98292528), (8, 86005962), (9, 76449744), (12, 57337308), (14, 49146264), (16, 43002981), (18, 38224872), (21, 32764176), (24, 28668654), (27, 25483248), (28, 24573132), (36, 19112436), (42, 16382088), (48, 14334327), (53, 12982032), (54, 12741624), (56, 12286566), (63, 10921392), (72, 9556218), (81, 8494416), (84, 8191044), (106, 6491016), (108, 6370812), (112, 6143283), (126, 5460696), (144, 4778109), (159, 4327344), (162, 4247208), (168, 4095522), (189, 3640464), (212, 3245508), (216, 3185406), (243, 2831472), (252, 2730348), (318, 2163672), (324, 2123604), (336, 2047761), (371, 1854576), (378, 1820232), (424, 1622754), (432, 1592703), (477, 1442448), (486, 1415736), (504, 1365174), (567, 1213488), (636, 1081836), (648, 1061802), (729, 943824), (742, 927288), (756, 910116), (848, 811377), (954, 721224), (972, 707868), (1008, 682587), (1113, 618192), (1134, 606744), (1272, 540918), (1296, 530901), (1431, 480816), (1458, 471912), (1484, 463644), (1512, 455058), (1701, 404496), (1908, 360612), (1944, 353934), (2187, 314608), (2226, 309096), (2268, 303372), (2544, 270459), (2809, 244944), (2862, 240408), (2916, 235956), (2968, 231822), (3024, 227529), (3339, 206064), (3402, 202248), (3816, 180306), (3888, 176967), (4293, 160272), (4374, 157304), (4452, 154548), (4536, 151686), (5103, 134832), (5618, 122472), (5724, 120204), (5832, 117978), (5936, 115911), (6678, 103032), (6804, 101124), (7632, 90153), (8427, 81648), (8586, 80136), (8748, 78652), (8904, 77274), (9072, 75843), (10017, 68688), (10206, 67416), (11236, 61236), (11448, 60102), (11664, 58989), (12879, 53424), (13356, 51516), (13608, 50562), (15309, 44944), (16854, 40824), (17172, 40068), (17496, 39326), (17808, 38637), (19663, 34992), (20034, 34344), (20412, 33708), (22472, 30618), (22896, 30051), (25281, 27216), (25758, 26712)]