256286592

素因数分解:

$2^7\times 3^4\times {\mathrm{19}}^1\times {\mathrm{1301}}^1$

素因数の和:1346

約数の個数: 160

約数和(自身を含む): 803464200

約数和(自身を除く): 547177608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 64, 72, 76, 81, 96, 108, 114, 128, 144, 152, 162, 171, 192, 216, 228, 288, 304, 324, 342, 384, 432, 456, 513, 576, 608, 648, 684, 864, 912, 1026, 1152, 1216, 1296, 1301, 1368, 1539, 1728, 1824, 2052, 2432, 2592, 2602, 2736, 3078, 3456, 3648, 3903, 4104, 5184, 5204, 5472, 6156, 7296, 7806, 8208, 10368, 10408, 10944, 11709, 12312, 15612, 16416, 20816, 21888, 23418, 24624, 24719, 31224, 32832, 35127, 41632, 46836, 49248, 49438, 62448, 65664, 70254, 74157, 83264, 93672, 98496, 98876, 105381, 124896, 140508, 148314, 166528, 187344, 196992, 197752, 210762, 222471, 249792, 281016, 296628, 374688, 395504, 421524, 444942, 499584, 562032, 593256, 667413, 749376, 791008, 843048, 889884, 1124064, 1186512, 1334826, 1498752, 1582016, 1686096, 1779768, 2002239, 2248128, 2373024, 2669652, 3164032, 3372192, 3559536, 4004478, 4496256, 4746048, 5339304, 6744384, 7119072, 8008956, 9492096, 10678608, 13488768, 14238144, 16017912, 21357216, 28476288, 32035824, 42714432, 64071648, 85428864, 128143296, 256286592]

約数ペア:

[(1, 256286592), (2, 128143296), (3, 85428864), (4, 64071648), (6, 42714432), (8, 32035824), (9, 28476288), (12, 21357216), (16, 16017912), (18, 14238144), (19, 13488768), (24, 10678608), (27, 9492096), (32, 8008956), (36, 7119072), (38, 6744384), (48, 5339304), (54, 4746048), (57, 4496256), (64, 4004478), (72, 3559536), (76, 3372192), (81, 3164032), (96, 2669652), (108, 2373024), (114, 2248128), (128, 2002239), (144, 1779768), (152, 1686096), (162, 1582016), (171, 1498752), (192, 1334826), (216, 1186512), (228, 1124064), (288, 889884), (304, 843048), (324, 791008), (342, 749376), (384, 667413), (432, 593256), (456, 562032), (513, 499584), (576, 444942), (608, 421524), (648, 395504), (684, 374688), (864, 296628), (912, 281016), (1026, 249792), (1152, 222471), (1216, 210762), (1296, 197752), (1301, 196992), (1368, 187344), (1539, 166528), (1728, 148314), (1824, 140508), (2052, 124896), (2432, 105381), (2592, 98876), (2602, 98496), (2736, 93672), (3078, 83264), (3456, 74157), (3648, 70254), (3903, 65664), (4104, 62448), (5184, 49438), (5204, 49248), (5472, 46836), (6156, 41632), (7296, 35127), (7806, 32832), (8208, 31224), (10368, 24719), (10408, 24624), (10944, 23418), (11709, 21888), (12312, 20816), (15612, 16416)]