1621632768

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{301643}}^1$

素因数の和:301669

約数の個数: 72

約数和(自身を含む): 4932482688

約数和(自身を除く): 3310849920

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 672, 768, 896, 1344, 1792, 2688, 5376, 301643, 603286, 904929, 1206572, 1809858, 2111501, 2413144, 3619716, 4223002, 4826288, 6334503, 7239432, 8446004, 9652576, 12669006, 14478864, 16892008, 19305152, 25338012, 28957728, 33784016, 38610304, 50676024, 57915456, 67568032, 77220608, 101352048, 115830912, 135136064, 202704096, 231661824, 270272128, 405408192, 540544256, 810816384, 1621632768]

約数ペア:

[(1, 1621632768), (2, 810816384), (3, 540544256), (4, 405408192), (6, 270272128), (7, 231661824), (8, 202704096), (12, 135136064), (14, 115830912), (16, 101352048), (21, 77220608), (24, 67568032), (28, 57915456), (32, 50676024), (42, 38610304), (48, 33784016), (56, 28957728), (64, 25338012), (84, 19305152), (96, 16892008), (112, 14478864), (128, 12669006), (168, 9652576), (192, 8446004), (224, 7239432), (256, 6334503), (336, 4826288), (384, 4223002), (448, 3619716), (672, 2413144), (768, 2111501), (896, 1809858), (1344, 1206572), (1792, 904929), (2688, 603286), (5376, 301643)]