263361456

素因数分解:

$2^4\times 3^6\times {\mathrm{67}}^1\times {\mathrm{337}}^1$

素因数の和:430

約数の個数: 140

約数和(自身を含む): 778766872

約数和(自身を除く): 515405416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 67, 72, 81, 108, 134, 144, 162, 201, 216, 243, 268, 324, 337, 402, 432, 486, 536, 603, 648, 674, 729, 804, 972, 1011, 1072, 1206, 1296, 1348, 1458, 1608, 1809, 1944, 2022, 2412, 2696, 2916, 3033, 3216, 3618, 3888, 4044, 4824, 5392, 5427, 5832, 6066, 7236, 8088, 9099, 9648, 10854, 11664, 12132, 14472, 16176, 16281, 18198, 21708, 22579, 24264, 27297, 28944, 32562, 36396, 43416, 45158, 48528, 48843, 54594, 65124, 67737, 72792, 81891, 86832, 90316, 97686, 109188, 130248, 135474, 145584, 163782, 180632, 195372, 203211, 218376, 245673, 260496, 270948, 327564, 361264, 390744, 406422, 436752, 491346, 541896, 609633, 655128, 781488, 812844, 982692, 1083792, 1219266, 1310256, 1625688, 1828899, 1965384, 2438532, 3251376, 3657798, 3930768, 4877064, 5486697, 7315596, 9754128, 10973394, 14631192, 16460091, 21946788, 29262384, 32920182, 43893576, 65840364, 87787152, 131680728, 263361456]

約数ペア:

[(1, 263361456), (2, 131680728), (3, 87787152), (4, 65840364), (6, 43893576), (8, 32920182), (9, 29262384), (12, 21946788), (16, 16460091), (18, 14631192), (24, 10973394), (27, 9754128), (36, 7315596), (48, 5486697), (54, 4877064), (67, 3930768), (72, 3657798), (81, 3251376), (108, 2438532), (134, 1965384), (144, 1828899), (162, 1625688), (201, 1310256), (216, 1219266), (243, 1083792), (268, 982692), (324, 812844), (337, 781488), (402, 655128), (432, 609633), (486, 541896), (536, 491346), (603, 436752), (648, 406422), (674, 390744), (729, 361264), (804, 327564), (972, 270948), (1011, 260496), (1072, 245673), (1206, 218376), (1296, 203211), (1348, 195372), (1458, 180632), (1608, 163782), (1809, 145584), (1944, 135474), (2022, 130248), (2412, 109188), (2696, 97686), (2916, 90316), (3033, 86832), (3216, 81891), (3618, 72792), (3888, 67737), (4044, 65124), (4824, 54594), (5392, 48843), (5427, 48528), (5832, 45158), (6066, 43416), (7236, 36396), (8088, 32562), (9099, 28944), (9648, 27297), (10854, 24264), (11664, 22579), (12132, 21708), (14472, 18198), (16176, 16281)]