256921344

素因数分解:

$2^8\times 3^2\times {\mathrm{19}}^1\times {\mathrm{5869}}^1$

素因数の和:5910

約数の個数: 108

約数和(自身を含む): 779888200

約数和(自身を除く): 522966856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 128, 144, 152, 171, 192, 228, 256, 288, 304, 342, 384, 456, 576, 608, 684, 768, 912, 1152, 1216, 1368, 1824, 2304, 2432, 2736, 3648, 4864, 5472, 5869, 7296, 10944, 11738, 14592, 17607, 21888, 23476, 35214, 43776, 46952, 52821, 70428, 93904, 105642, 111511, 140856, 187808, 211284, 223022, 281712, 334533, 375616, 422568, 446044, 563424, 669066, 751232, 845136, 892088, 1003599, 1126848, 1338132, 1502464, 1690272, 1784176, 2007198, 2253696, 2676264, 3380544, 3568352, 4014396, 4507392, 5352528, 6761088, 7136704, 8028792, 10705056, 13522176, 14273408, 16057584, 21410112, 28546816, 32115168, 42820224, 64230336, 85640448, 128460672, 256921344]

約数ペア:

[(1, 256921344), (2, 128460672), (3, 85640448), (4, 64230336), (6, 42820224), (8, 32115168), (9, 28546816), (12, 21410112), (16, 16057584), (18, 14273408), (19, 13522176), (24, 10705056), (32, 8028792), (36, 7136704), (38, 6761088), (48, 5352528), (57, 4507392), (64, 4014396), (72, 3568352), (76, 3380544), (96, 2676264), (114, 2253696), (128, 2007198), (144, 1784176), (152, 1690272), (171, 1502464), (192, 1338132), (228, 1126848), (256, 1003599), (288, 892088), (304, 845136), (342, 751232), (384, 669066), (456, 563424), (576, 446044), (608, 422568), (684, 375616), (768, 334533), (912, 281712), (1152, 223022), (1216, 211284), (1368, 187808), (1824, 140856), (2304, 111511), (2432, 105642), (2736, 93904), (3648, 70428), (4864, 52821), (5472, 46952), (5869, 43776), (7296, 35214), (10944, 23476), (11738, 21888), (14592, 17607)]