256654944

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1399}}^1$

素因数の和:1442

約数の個数: 216

約数和(自身を含む): 914986800

約数和(自身を除く): 658331856

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 49, 52, 56, 63, 72, 78, 84, 91, 96, 98, 104, 112, 117, 126, 144, 147, 156, 168, 182, 196, 208, 224, 234, 252, 273, 288, 294, 312, 336, 364, 392, 416, 441, 468, 504, 546, 588, 624, 637, 672, 728, 784, 819, 882, 936, 1008, 1092, 1176, 1248, 1274, 1399, 1456, 1568, 1638, 1764, 1872, 1911, 2016, 2184, 2352, 2548, 2798, 2912, 3276, 3528, 3744, 3822, 4197, 4368, 4704, 5096, 5596, 5733, 6552, 7056, 7644, 8394, 8736, 9793, 10192, 11192, 11466, 12591, 13104, 14112, 15288, 16788, 18187, 19586, 20384, 22384, 22932, 25182, 26208, 29379, 30576, 33576, 36374, 39172, 44768, 45864, 50364, 54561, 58758, 61152, 67152, 68551, 72748, 78344, 88137, 91728, 100728, 109122, 117516, 127309, 134304, 137102, 145496, 156688, 163683, 176274, 183456, 201456, 205653, 218244, 235032, 254618, 274204, 290992, 313376, 327366, 352548, 381927, 402912, 411306, 436488, 470064, 509236, 548408, 581984, 616959, 654732, 705096, 763854, 822612, 872976, 891163, 940128, 1018472, 1096816, 1145781, 1233918, 1309464, 1410192, 1527708, 1645224, 1745952, 1782326, 2036944, 2193632, 2291562, 2467836, 2618928, 2673489, 2820384, 3055416, 3290448, 3564652, 4073888, 4583124, 4935672, 5237856, 5346978, 6110832, 6580896, 7129304, 8020467, 9166248, 9871344, 10693956, 12221664, 14258608, 16040934, 18332496, 19742688, 21387912, 28517216, 32081868, 36664992, 42775824, 64163736, 85551648, 128327472, 256654944]

約数ペア:

[(1, 256654944), (2, 128327472), (3, 85551648), (4, 64163736), (6, 42775824), (7, 36664992), (8, 32081868), (9, 28517216), (12, 21387912), (13, 19742688), (14, 18332496), (16, 16040934), (18, 14258608), (21, 12221664), (24, 10693956), (26, 9871344), (28, 9166248), (32, 8020467), (36, 7129304), (39, 6580896), (42, 6110832), (48, 5346978), (49, 5237856), (52, 4935672), (56, 4583124), (63, 4073888), (72, 3564652), (78, 3290448), (84, 3055416), (91, 2820384), (96, 2673489), (98, 2618928), (104, 2467836), (112, 2291562), (117, 2193632), (126, 2036944), (144, 1782326), (147, 1745952), (156, 1645224), (168, 1527708), (182, 1410192), (196, 1309464), (208, 1233918), (224, 1145781), (234, 1096816), (252, 1018472), (273, 940128), (288, 891163), (294, 872976), (312, 822612), (336, 763854), (364, 705096), (392, 654732), (416, 616959), (441, 581984), (468, 548408), (504, 509236), (546, 470064), (588, 436488), (624, 411306), (637, 402912), (672, 381927), (728, 352548), (784, 327366), (819, 313376), (882, 290992), (936, 274204), (1008, 254618), (1092, 235032), (1176, 218244), (1248, 205653), (1274, 201456), (1399, 183456), (1456, 176274), (1568, 163683), (1638, 156688), (1764, 145496), (1872, 137102), (1911, 134304), (2016, 127309), (2184, 117516), (2352, 109122), (2548, 100728), (2798, 91728), (2912, 88137), (3276, 78344), (3528, 72748), (3744, 68551), (3822, 67152), (4197, 61152), (4368, 58758), (4704, 54561), (5096, 50364), (5596, 45864), (5733, 44768), (6552, 39172), (7056, 36374), (7644, 33576), (8394, 30576), (8736, 29379), (9793, 26208), (10192, 25182), (11192, 22932), (11466, 22384), (12591, 20384), (13104, 19586), (14112, 18187), (15288, 16788)]