261622872

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:583

約数の個数: 160

約数和(自身を含む): 845586720

約数和(自身を除く): 583963848

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 137, 162, 168, 189, 216, 252, 274, 324, 378, 411, 421, 504, 548, 567, 648, 756, 822, 842, 959, 1096, 1134, 1233, 1263, 1512, 1644, 1684, 1918, 2268, 2466, 2526, 2877, 2947, 3288, 3368, 3699, 3789, 3836, 4536, 4932, 5052, 5754, 5894, 7398, 7578, 7672, 8631, 8841, 9864, 10104, 11097, 11367, 11508, 11788, 14796, 15156, 17262, 17682, 22194, 22734, 23016, 23576, 25893, 26523, 29592, 30312, 34101, 34524, 35364, 44388, 45468, 51786, 53046, 57677, 68202, 69048, 70728, 77679, 79569, 88776, 90936, 103572, 106092, 115354, 136404, 155358, 159138, 173031, 207144, 212184, 230708, 238707, 272808, 310716, 318276, 346062, 403739, 461416, 477414, 519093, 621432, 636552, 692124, 807478, 954828, 1038186, 1211217, 1384248, 1557279, 1614956, 1909656, 2076372, 2422434, 3114558, 3229912, 3633651, 4152744, 4671837, 4844868, 6229116, 7267302, 9343674, 9689736, 10900953, 12458232, 14534604, 18687348, 21801906, 29069208, 32702859, 37374696, 43603812, 65405718, 87207624, 130811436, 261622872]

約数ペア:

[(1, 261622872), (2, 130811436), (3, 87207624), (4, 65405718), (6, 43603812), (7, 37374696), (8, 32702859), (9, 29069208), (12, 21801906), (14, 18687348), (18, 14534604), (21, 12458232), (24, 10900953), (27, 9689736), (28, 9343674), (36, 7267302), (42, 6229116), (54, 4844868), (56, 4671837), (63, 4152744), (72, 3633651), (81, 3229912), (84, 3114558), (108, 2422434), (126, 2076372), (137, 1909656), (162, 1614956), (168, 1557279), (189, 1384248), (216, 1211217), (252, 1038186), (274, 954828), (324, 807478), (378, 692124), (411, 636552), (421, 621432), (504, 519093), (548, 477414), (567, 461416), (648, 403739), (756, 346062), (822, 318276), (842, 310716), (959, 272808), (1096, 238707), (1134, 230708), (1233, 212184), (1263, 207144), (1512, 173031), (1644, 159138), (1684, 155358), (1918, 136404), (2268, 115354), (2466, 106092), (2526, 103572), (2877, 90936), (2947, 88776), (3288, 79569), (3368, 77679), (3699, 70728), (3789, 69048), (3836, 68202), (4536, 57677), (4932, 53046), (5052, 51786), (5754, 45468), (5894, 44388), (7398, 35364), (7578, 34524), (7672, 34101), (8631, 30312), (8841, 29592), (9864, 26523), (10104, 25893), (11097, 23576), (11367, 23016), (11508, 22734), (11788, 22194), (14796, 17682), (15156, 17262)]