256906752

素因数分解:

$2^9\times 3^1\times {\mathrm{19}}^1\times {\mathrm{8803}}^1$

素因数の和:8843

約数の個数: 80

約数和(自身を含む): 720519360

約数和(自身を除く): 463612608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 152, 192, 228, 256, 304, 384, 456, 512, 608, 768, 912, 1216, 1536, 1824, 2432, 3648, 4864, 7296, 8803, 9728, 14592, 17606, 26409, 29184, 35212, 52818, 70424, 105636, 140848, 167257, 211272, 281696, 334514, 422544, 501771, 563392, 669028, 845088, 1003542, 1126784, 1338056, 1690176, 2007084, 2253568, 2676112, 3380352, 4014168, 4507136, 5352224, 6760704, 8028336, 10704448, 13521408, 16056672, 21408896, 32113344, 42817792, 64226688, 85635584, 128453376, 256906752]

約数ペア:

[(1, 256906752), (2, 128453376), (3, 85635584), (4, 64226688), (6, 42817792), (8, 32113344), (12, 21408896), (16, 16056672), (19, 13521408), (24, 10704448), (32, 8028336), (38, 6760704), (48, 5352224), (57, 4507136), (64, 4014168), (76, 3380352), (96, 2676112), (114, 2253568), (128, 2007084), (152, 1690176), (192, 1338056), (228, 1126784), (256, 1003542), (304, 845088), (384, 669028), (456, 563392), (512, 501771), (608, 422544), (768, 334514), (912, 281696), (1216, 211272), (1536, 167257), (1824, 140848), (2432, 105636), (3648, 70424), (4864, 52818), (7296, 35212), (8803, 29184), (9728, 26409), (14592, 17606)]