256850748

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:134

約数の個数: 288

約数和(自身を含む): 866611200

約数和(自身を除く): 609760452

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 31, 33, 36, 42, 44, 49, 61, 62, 63, 66, 77, 84, 93, 98, 99, 122, 124, 126, 132, 147, 154, 183, 186, 196, 198, 217, 231, 244, 252, 279, 294, 308, 341, 343, 366, 372, 396, 427, 434, 441, 462, 539, 549, 558, 588, 651, 671, 682, 686, 693, 732, 854, 868, 882, 924, 1023, 1029, 1078, 1098, 1116, 1281, 1302, 1342, 1364, 1372, 1386, 1519, 1617, 1708, 1764, 1891, 1953, 2013, 2046, 2058, 2156, 2196, 2387, 2562, 2604, 2684, 2772, 2989, 3038, 3069, 3087, 3234, 3773, 3782, 3843, 3906, 4026, 4092, 4116, 4557, 4697, 4774, 4851, 5124, 5673, 5978, 6039, 6076, 6138, 6174, 6468, 7161, 7546, 7564, 7686, 7812, 8052, 8967, 9114, 9394, 9548, 9702, 10633, 11319, 11346, 11956, 12078, 12276, 12348, 13237, 13671, 14091, 14322, 15092, 15372, 16709, 17019, 17934, 18228, 18788, 19404, 20801, 20923, 21266, 21483, 22638, 22692, 24156, 26474, 26901, 27342, 28182, 28644, 31899, 32879, 33418, 33957, 34038, 35868, 39711, 41602, 41846, 42273, 42532, 42966, 45276, 50127, 52948, 53802, 54684, 56364, 62403, 62769, 63798, 65758, 66836, 67914, 68076, 79422, 83204, 83692, 84546, 85932, 92659, 95697, 98637, 100254, 107604, 116963, 119133, 124806, 125538, 127596, 131516, 135828, 145607, 150381, 158844, 169092, 185318, 187209, 188307, 191394, 197274, 200508, 230153, 233926, 238266, 249612, 251076, 277977, 291214, 295911, 300762, 350889, 370636, 374418, 376614, 382788, 394548, 436821, 460306, 467852, 476532, 555954, 582428, 591822, 601524, 648613, 690459, 701778, 748836, 753228, 833931, 873642, 920612, 1019249, 1052667, 1111908, 1183644, 1297226, 1310463, 1380918, 1403556, 1667862, 1747284, 1945839, 2038498, 2071377, 2105334, 2594452, 2620926, 2761836, 3057747, 3335724, 3891678, 4076996, 4142754, 4210668, 5241852, 5837517, 6115494, 7134743, 7783356, 8285508, 9173241, 11675034, 12230988, 14269486, 18346482, 21404229, 23350068, 28538972, 36692964, 42808458, 64212687, 85616916, 128425374, 256850748]

約数ペア:

[(1, 256850748), (2, 128425374), (3, 85616916), (4, 64212687), (6, 42808458), (7, 36692964), (9, 28538972), (11, 23350068), (12, 21404229), (14, 18346482), (18, 14269486), (21, 12230988), (22, 11675034), (28, 9173241), (31, 8285508), (33, 7783356), (36, 7134743), (42, 6115494), (44, 5837517), (49, 5241852), (61, 4210668), (62, 4142754), (63, 4076996), (66, 3891678), (77, 3335724), (84, 3057747), (93, 2761836), (98, 2620926), (99, 2594452), (122, 2105334), (124, 2071377), (126, 2038498), (132, 1945839), (147, 1747284), (154, 1667862), (183, 1403556), (186, 1380918), (196, 1310463), (198, 1297226), (217, 1183644), (231, 1111908), (244, 1052667), (252, 1019249), (279, 920612), (294, 873642), (308, 833931), (341, 753228), (343, 748836), (366, 701778), (372, 690459), (396, 648613), (427, 601524), (434, 591822), (441, 582428), (462, 555954), (539, 476532), (549, 467852), (558, 460306), (588, 436821), (651, 394548), (671, 382788), (682, 376614), (686, 374418), (693, 370636), (732, 350889), (854, 300762), (868, 295911), (882, 291214), (924, 277977), (1023, 251076), (1029, 249612), (1078, 238266), (1098, 233926), (1116, 230153), (1281, 200508), (1302, 197274), (1342, 191394), (1364, 188307), (1372, 187209), (1386, 185318), (1519, 169092), (1617, 158844), (1708, 150381), (1764, 145607), (1891, 135828), (1953, 131516), (2013, 127596), (2046, 125538), (2058, 124806), (2156, 119133), (2196, 116963), (2387, 107604), (2562, 100254), (2604, 98637), (2684, 95697), (2772, 92659), (2989, 85932), (3038, 84546), (3069, 83692), (3087, 83204), (3234, 79422), (3773, 68076), (3782, 67914), (3843, 66836), (3906, 65758), (4026, 63798), (4092, 62769), (4116, 62403), (4557, 56364), (4697, 54684), (4774, 53802), (4851, 52948), (5124, 50127), (5673, 45276), (5978, 42966), (6039, 42532), (6076, 42273), (6138, 41846), (6174, 41602), (6468, 39711), (7161, 35868), (7546, 34038), (7564, 33957), (7686, 33418), (7812, 32879), (8052, 31899), (8967, 28644), (9114, 28182), (9394, 27342), (9548, 26901), (9702, 26474), (10633, 24156), (11319, 22692), (11346, 22638), (11956, 21483), (12078, 21266), (12276, 20923), (12348, 20801), (13237, 19404), (13671, 18788), (14091, 18228), (14322, 17934), (15092, 17019), (15372, 16709)]