261158688

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1489}}^1$

素因数の和:1544

約数の個数: 192

約数和(自身を含む): 901152000

約数和(自身を除く): 639993312

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 29, 32, 36, 42, 48, 54, 56, 58, 63, 72, 84, 87, 96, 108, 112, 116, 126, 144, 168, 174, 189, 203, 216, 224, 232, 252, 261, 288, 336, 348, 378, 406, 432, 464, 504, 522, 609, 672, 696, 756, 783, 812, 864, 928, 1008, 1044, 1218, 1392, 1489, 1512, 1566, 1624, 1827, 2016, 2088, 2436, 2784, 2978, 3024, 3132, 3248, 3654, 4176, 4467, 4872, 5481, 5956, 6048, 6264, 6496, 7308, 8352, 8934, 9744, 10423, 10962, 11912, 12528, 13401, 14616, 17868, 19488, 20846, 21924, 23824, 25056, 26802, 29232, 31269, 35736, 40203, 41692, 43181, 43848, 47648, 53604, 58464, 62538, 71472, 80406, 83384, 86362, 87696, 93807, 107208, 125076, 129543, 142944, 160812, 166768, 172724, 175392, 187614, 214416, 250152, 259086, 281421, 302267, 321624, 333536, 345448, 375228, 388629, 428832, 500304, 518172, 562842, 604534, 643248, 690896, 750456, 777258, 906801, 1000608, 1036344, 1125684, 1165887, 1209068, 1286496, 1381792, 1500912, 1554516, 1813602, 2072688, 2251368, 2331774, 2418136, 2720403, 3001824, 3109032, 3627204, 4145376, 4502736, 4663548, 4836272, 5440806, 6218064, 7254408, 8161209, 9005472, 9327096, 9672544, 10881612, 12436128, 14508816, 16322418, 18654192, 21763224, 29017632, 32644836, 37308384, 43526448, 65289672, 87052896, 130579344, 261158688]

約数ペア:

[(1, 261158688), (2, 130579344), (3, 87052896), (4, 65289672), (6, 43526448), (7, 37308384), (8, 32644836), (9, 29017632), (12, 21763224), (14, 18654192), (16, 16322418), (18, 14508816), (21, 12436128), (24, 10881612), (27, 9672544), (28, 9327096), (29, 9005472), (32, 8161209), (36, 7254408), (42, 6218064), (48, 5440806), (54, 4836272), (56, 4663548), (58, 4502736), (63, 4145376), (72, 3627204), (84, 3109032), (87, 3001824), (96, 2720403), (108, 2418136), (112, 2331774), (116, 2251368), (126, 2072688), (144, 1813602), (168, 1554516), (174, 1500912), (189, 1381792), (203, 1286496), (216, 1209068), (224, 1165887), (232, 1125684), (252, 1036344), (261, 1000608), (288, 906801), (336, 777258), (348, 750456), (378, 690896), (406, 643248), (432, 604534), (464, 562842), (504, 518172), (522, 500304), (609, 428832), (672, 388629), (696, 375228), (756, 345448), (783, 333536), (812, 321624), (864, 302267), (928, 281421), (1008, 259086), (1044, 250152), (1218, 214416), (1392, 187614), (1489, 175392), (1512, 172724), (1566, 166768), (1624, 160812), (1827, 142944), (2016, 129543), (2088, 125076), (2436, 107208), (2784, 93807), (2978, 87696), (3024, 86362), (3132, 83384), (3248, 80406), (3654, 71472), (4176, 62538), (4467, 58464), (4872, 53604), (5481, 47648), (5956, 43848), (6048, 43181), (6264, 41692), (6496, 40203), (7308, 35736), (8352, 31269), (8934, 29232), (9744, 26802), (10423, 25056), (10962, 23824), (11912, 21924), (12528, 20846), (13401, 19488), (14616, 17868)]