256452336

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:364

約数の個数: 240

約数和(自身を含む): 878991360

約数和(自身を除く): 622539024

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 29, 31, 36, 42, 48, 56, 58, 62, 63, 72, 84, 87, 93, 112, 116, 124, 126, 144, 168, 174, 186, 203, 217, 232, 248, 252, 261, 279, 283, 336, 348, 372, 406, 434, 464, 496, 504, 522, 558, 566, 609, 651, 696, 744, 812, 849, 868, 899, 1008, 1044, 1116, 1132, 1218, 1302, 1392, 1488, 1624, 1698, 1736, 1798, 1827, 1953, 1981, 2088, 2232, 2264, 2436, 2547, 2604, 2697, 3248, 3396, 3472, 3596, 3654, 3906, 3962, 4176, 4464, 4528, 4872, 5094, 5208, 5394, 5943, 6293, 6792, 7192, 7308, 7812, 7924, 8091, 8207, 8773, 9744, 10188, 10416, 10788, 11886, 12586, 13584, 14384, 14616, 15624, 15848, 16182, 16414, 17546, 17829, 18879, 20376, 21576, 23772, 24621, 25172, 26319, 29232, 31248, 31696, 32364, 32828, 35092, 35658, 37758, 40752, 43152, 47544, 49242, 50344, 52638, 56637, 57449, 61411, 64728, 65656, 70184, 71316, 73863, 75516, 78957, 95088, 98484, 100688, 105276, 113274, 114898, 122822, 129456, 131312, 140368, 142632, 147726, 151032, 157914, 172347, 184233, 196968, 210552, 226548, 229796, 245644, 254417, 285264, 295452, 302064, 315828, 344694, 368466, 393936, 421104, 453096, 459592, 491288, 508834, 517041, 552699, 590904, 631656, 689388, 736932, 763251, 906192, 919184, 982576, 1017668, 1034082, 1105398, 1181808, 1263312, 1378776, 1473864, 1526502, 1780919, 2035336, 2068164, 2210796, 2289753, 2757552, 2947728, 3053004, 3561838, 4070672, 4136328, 4421592, 4579506, 5342757, 6106008, 7123676, 8272656, 8843184, 9159012, 10685514, 12212016, 14247352, 16028271, 18318024, 21371028, 28494704, 32056542, 36636048, 42742056, 64113084, 85484112, 128226168, 256452336]

約数ペア:

[(1, 256452336), (2, 128226168), (3, 85484112), (4, 64113084), (6, 42742056), (7, 36636048), (8, 32056542), (9, 28494704), (12, 21371028), (14, 18318024), (16, 16028271), (18, 14247352), (21, 12212016), (24, 10685514), (28, 9159012), (29, 8843184), (31, 8272656), (36, 7123676), (42, 6106008), (48, 5342757), (56, 4579506), (58, 4421592), (62, 4136328), (63, 4070672), (72, 3561838), (84, 3053004), (87, 2947728), (93, 2757552), (112, 2289753), (116, 2210796), (124, 2068164), (126, 2035336), (144, 1780919), (168, 1526502), (174, 1473864), (186, 1378776), (203, 1263312), (217, 1181808), (232, 1105398), (248, 1034082), (252, 1017668), (261, 982576), (279, 919184), (283, 906192), (336, 763251), (348, 736932), (372, 689388), (406, 631656), (434, 590904), (464, 552699), (496, 517041), (504, 508834), (522, 491288), (558, 459592), (566, 453096), (609, 421104), (651, 393936), (696, 368466), (744, 344694), (812, 315828), (849, 302064), (868, 295452), (899, 285264), (1008, 254417), (1044, 245644), (1116, 229796), (1132, 226548), (1218, 210552), (1302, 196968), (1392, 184233), (1488, 172347), (1624, 157914), (1698, 151032), (1736, 147726), (1798, 142632), (1827, 140368), (1953, 131312), (1981, 129456), (2088, 122822), (2232, 114898), (2264, 113274), (2436, 105276), (2547, 100688), (2604, 98484), (2697, 95088), (3248, 78957), (3396, 75516), (3472, 73863), (3596, 71316), (3654, 70184), (3906, 65656), (3962, 64728), (4176, 61411), (4464, 57449), (4528, 56637), (4872, 52638), (5094, 50344), (5208, 49242), (5394, 47544), (5943, 43152), (6293, 40752), (6792, 37758), (7192, 35658), (7308, 35092), (7812, 32828), (7924, 32364), (8091, 31696), (8207, 31248), (8773, 29232), (9744, 26319), (10188, 25172), (10416, 24621), (10788, 23772), (11886, 21576), (12586, 20376), (13584, 18879), (14384, 17829), (14616, 17546), (15624, 16414), (15848, 16182)]