640545024

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6271}}^1$

素因数の和:6316

約数の個数: 144

約数和(自身を含む): 2051194880

約数和(自身を除く): 1410649856

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 64, 76, 84, 96, 112, 114, 128, 133, 152, 168, 192, 224, 228, 256, 266, 304, 336, 384, 399, 448, 456, 532, 608, 672, 768, 798, 896, 912, 1064, 1216, 1344, 1596, 1792, 1824, 2128, 2432, 2688, 3192, 3648, 4256, 4864, 5376, 6271, 6384, 7296, 8512, 12542, 12768, 14592, 17024, 18813, 25084, 25536, 34048, 37626, 43897, 50168, 51072, 75252, 87794, 100336, 102144, 119149, 131691, 150504, 175588, 200672, 238298, 263382, 301008, 351176, 357447, 401344, 476596, 526764, 602016, 702352, 714894, 802688, 834043, 953192, 1053528, 1204032, 1404704, 1429788, 1605376, 1668086, 1906384, 2107056, 2408064, 2502129, 2809408, 2859576, 3336172, 3812768, 4214112, 4816128, 5004258, 5618816, 5719152, 6672344, 7625536, 8428224, 10008516, 11237632, 11438304, 13344688, 15251072, 16856448, 20017032, 22876608, 26689376, 30502144, 33712896, 40034064, 45753216, 53378752, 80068128, 91506432, 106757504, 160136256, 213515008, 320272512, 640545024]

約数ペア:

[(1, 640545024), (2, 320272512), (3, 213515008), (4, 160136256), (6, 106757504), (7, 91506432), (8, 80068128), (12, 53378752), (14, 45753216), (16, 40034064), (19, 33712896), (21, 30502144), (24, 26689376), (28, 22876608), (32, 20017032), (38, 16856448), (42, 15251072), (48, 13344688), (56, 11438304), (57, 11237632), (64, 10008516), (76, 8428224), (84, 7625536), (96, 6672344), (112, 5719152), (114, 5618816), (128, 5004258), (133, 4816128), (152, 4214112), (168, 3812768), (192, 3336172), (224, 2859576), (228, 2809408), (256, 2502129), (266, 2408064), (304, 2107056), (336, 1906384), (384, 1668086), (399, 1605376), (448, 1429788), (456, 1404704), (532, 1204032), (608, 1053528), (672, 953192), (768, 834043), (798, 802688), (896, 714894), (912, 702352), (1064, 602016), (1216, 526764), (1344, 476596), (1596, 401344), (1792, 357447), (1824, 351176), (2128, 301008), (2432, 263382), (2688, 238298), (3192, 200672), (3648, 175588), (4256, 150504), (4864, 131691), (5376, 119149), (6271, 102144), (6384, 100336), (7296, 87794), (8512, 75252), (12542, 51072), (12768, 50168), (14592, 43897), (17024, 37626), (18813, 34048), (25084, 25536)]