261223704

素因数分解:

$2^3\times 3^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:484

約数の個数: 240

約数和(自身を含む): 897989400

約数和(自身を除く): 636765696

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 49, 54, 56, 57, 63, 72, 76, 81, 84, 98, 108, 114, 126, 133, 147, 152, 162, 168, 171, 189, 196, 216, 228, 252, 266, 294, 324, 342, 378, 392, 399, 433, 441, 456, 504, 513, 532, 567, 588, 648, 684, 756, 798, 866, 882, 931, 1026, 1064, 1134, 1176, 1197, 1299, 1323, 1368, 1512, 1539, 1596, 1732, 1764, 1862, 2052, 2268, 2394, 2598, 2646, 2793, 3031, 3078, 3192, 3464, 3528, 3591, 3724, 3897, 3969, 4104, 4536, 4788, 5196, 5292, 5586, 6062, 6156, 7182, 7448, 7794, 7938, 8227, 8379, 9093, 9576, 10392, 10584, 10773, 11172, 11691, 12124, 12312, 14364, 15588, 15876, 16454, 16758, 18186, 21217, 21546, 22344, 23382, 24248, 24681, 25137, 27279, 28728, 31176, 31752, 32908, 33516, 35073, 36372, 42434, 43092, 46764, 49362, 50274, 54558, 57589, 63651, 65816, 67032, 70146, 72744, 74043, 75411, 81837, 84868, 86184, 93528, 98724, 100548, 109116, 115178, 127302, 140292, 148086, 150822, 163674, 169736, 172767, 190953, 197448, 201096, 218232, 222129, 230356, 245511, 254604, 280584, 296172, 301644, 327348, 345534, 381906, 403123, 444258, 460712, 491022, 509208, 518301, 572859, 592344, 603288, 654696, 666387, 691068, 763812, 806246, 888516, 982044, 1036602, 1145718, 1209369, 1332774, 1382136, 1527624, 1554903, 1612492, 1718577, 1777032, 1964088, 2073204, 2291436, 2418738, 2665548, 3109806, 3224984, 3437154, 3628107, 4146408, 4582872, 4664709, 4837476, 5331096, 6219612, 6874308, 7256214, 9329418, 9674952, 10884321, 12439224, 13748616, 14512428, 18658836, 21768642, 29024856, 32652963, 37317672, 43537284, 65305926, 87074568, 130611852, 261223704]

約数ペア:

[(1, 261223704), (2, 130611852), (3, 87074568), (4, 65305926), (6, 43537284), (7, 37317672), (8, 32652963), (9, 29024856), (12, 21768642), (14, 18658836), (18, 14512428), (19, 13748616), (21, 12439224), (24, 10884321), (27, 9674952), (28, 9329418), (36, 7256214), (38, 6874308), (42, 6219612), (49, 5331096), (54, 4837476), (56, 4664709), (57, 4582872), (63, 4146408), (72, 3628107), (76, 3437154), (81, 3224984), (84, 3109806), (98, 2665548), (108, 2418738), (114, 2291436), (126, 2073204), (133, 1964088), (147, 1777032), (152, 1718577), (162, 1612492), (168, 1554903), (171, 1527624), (189, 1382136), (196, 1332774), (216, 1209369), (228, 1145718), (252, 1036602), (266, 982044), (294, 888516), (324, 806246), (342, 763812), (378, 691068), (392, 666387), (399, 654696), (433, 603288), (441, 592344), (456, 572859), (504, 518301), (513, 509208), (532, 491022), (567, 460712), (588, 444258), (648, 403123), (684, 381906), (756, 345534), (798, 327348), (866, 301644), (882, 296172), (931, 280584), (1026, 254604), (1064, 245511), (1134, 230356), (1176, 222129), (1197, 218232), (1299, 201096), (1323, 197448), (1368, 190953), (1512, 172767), (1539, 169736), (1596, 163674), (1732, 150822), (1764, 148086), (1862, 140292), (2052, 127302), (2268, 115178), (2394, 109116), (2598, 100548), (2646, 98724), (2793, 93528), (3031, 86184), (3078, 84868), (3192, 81837), (3464, 75411), (3528, 74043), (3591, 72744), (3724, 70146), (3897, 67032), (3969, 65816), (4104, 63651), (4536, 57589), (4788, 54558), (5196, 50274), (5292, 49362), (5586, 46764), (6062, 43092), (6156, 42434), (7182, 36372), (7448, 35073), (7794, 33516), (7938, 32908), (8227, 31752), (8379, 31176), (9093, 28728), (9576, 27279), (10392, 25137), (10584, 24681), (10773, 24248), (11172, 23382), (11691, 22344), (12124, 21546), (12312, 21217), (14364, 18186), (15588, 16758), (15876, 16454)]