256577664

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1801}}^1$

素因数の和:1878

約数の個数: 128

約数和(自身を含む): 794033280

約数和(自身を除く): 537455616

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 53, 56, 64, 84, 96, 106, 112, 128, 159, 168, 192, 212, 224, 318, 336, 371, 384, 424, 448, 636, 672, 742, 848, 896, 1113, 1272, 1344, 1484, 1696, 1801, 2226, 2544, 2688, 2968, 3392, 3602, 4452, 5088, 5403, 5936, 6784, 7204, 8904, 10176, 10806, 11872, 12607, 14408, 17808, 20352, 21612, 23744, 25214, 28816, 35616, 37821, 43224, 47488, 50428, 57632, 71232, 75642, 86448, 95453, 100856, 115264, 142464, 151284, 172896, 190906, 201712, 230528, 286359, 302568, 345792, 381812, 403424, 572718, 605136, 668171, 691584, 763624, 806848, 1145436, 1210272, 1336342, 1527248, 1613696, 2004513, 2290872, 2420544, 2672684, 3054496, 4009026, 4581744, 4841088, 5345368, 6108992, 8018052, 9163488, 10690736, 12217984, 16036104, 18326976, 21381472, 32072208, 36653952, 42762944, 64144416, 85525888, 128288832, 256577664]

約数ペア:

[(1, 256577664), (2, 128288832), (3, 85525888), (4, 64144416), (6, 42762944), (7, 36653952), (8, 32072208), (12, 21381472), (14, 18326976), (16, 16036104), (21, 12217984), (24, 10690736), (28, 9163488), (32, 8018052), (42, 6108992), (48, 5345368), (53, 4841088), (56, 4581744), (64, 4009026), (84, 3054496), (96, 2672684), (106, 2420544), (112, 2290872), (128, 2004513), (159, 1613696), (168, 1527248), (192, 1336342), (212, 1210272), (224, 1145436), (318, 806848), (336, 763624), (371, 691584), (384, 668171), (424, 605136), (448, 572718), (636, 403424), (672, 381812), (742, 345792), (848, 302568), (896, 286359), (1113, 230528), (1272, 201712), (1344, 190906), (1484, 172896), (1696, 151284), (1801, 142464), (2226, 115264), (2544, 100856), (2688, 95453), (2968, 86448), (3392, 75642), (3602, 71232), (4452, 57632), (5088, 50428), (5403, 47488), (5936, 43224), (6784, 37821), (7204, 35616), (8904, 28816), (10176, 25214), (10806, 23744), (11872, 21612), (12607, 20352), (14408, 17808)]