256803456

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7349}}^1$

素因数の和:7386

約数の個数: 128

約数和(自身を含む): 839664000

約数和(自身を除く): 582860544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 78, 84, 91, 96, 104, 112, 128, 156, 168, 182, 192, 208, 224, 273, 312, 336, 364, 384, 416, 448, 546, 624, 672, 728, 832, 896, 1092, 1248, 1344, 1456, 1664, 2184, 2496, 2688, 2912, 4368, 4992, 5824, 7349, 8736, 11648, 14698, 17472, 22047, 29396, 34944, 44094, 51443, 58792, 88188, 95537, 102886, 117584, 154329, 176376, 191074, 205772, 235168, 286611, 308658, 352752, 382148, 411544, 470336, 573222, 617316, 668759, 705504, 764296, 823088, 940672, 1146444, 1234632, 1337518, 1411008, 1528592, 1646176, 2006277, 2292888, 2469264, 2675036, 2822016, 3057184, 3292352, 4012554, 4585776, 4938528, 5350072, 6114368, 6584704, 8025108, 9171552, 9877056, 10700144, 12228736, 16050216, 18343104, 19754112, 21400288, 32100432, 36686208, 42800576, 64200864, 85601152, 128401728, 256803456]

約数ペア:

[(1, 256803456), (2, 128401728), (3, 85601152), (4, 64200864), (6, 42800576), (7, 36686208), (8, 32100432), (12, 21400288), (13, 19754112), (14, 18343104), (16, 16050216), (21, 12228736), (24, 10700144), (26, 9877056), (28, 9171552), (32, 8025108), (39, 6584704), (42, 6114368), (48, 5350072), (52, 4938528), (56, 4585776), (64, 4012554), (78, 3292352), (84, 3057184), (91, 2822016), (96, 2675036), (104, 2469264), (112, 2292888), (128, 2006277), (156, 1646176), (168, 1528592), (182, 1411008), (192, 1337518), (208, 1234632), (224, 1146444), (273, 940672), (312, 823088), (336, 764296), (364, 705504), (384, 668759), (416, 617316), (448, 573222), (546, 470336), (624, 411544), (672, 382148), (728, 352752), (832, 308658), (896, 286611), (1092, 235168), (1248, 205772), (1344, 191074), (1456, 176376), (1664, 154329), (2184, 117584), (2496, 102886), (2688, 95537), (2912, 88188), (4368, 58792), (4992, 51443), (5824, 44094), (7349, 34944), (8736, 29396), (11648, 22047), (14698, 17472)]