213591040

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3209}}^1$

素因数の和:3247

約数の個数: 88

約数和(自身を含む): 551953080

約数和(自身を除く): 338362040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1024, 1040, 1280, 1664, 2080, 2560, 3209, 3328, 4160, 5120, 6418, 6656, 8320, 12836, 13312, 16045, 16640, 25672, 32090, 33280, 41717, 51344, 64180, 66560, 83434, 102688, 128360, 166868, 205376, 208585, 256720, 333736, 410752, 417170, 513440, 667472, 821504, 834340, 1026880, 1334944, 1643008, 1668680, 2053760, 2669888, 3286016, 3337360, 4107520, 5339776, 6674720, 8215040, 10679552, 13349440, 16430080, 21359104, 26698880, 42718208, 53397760, 106795520, 213591040]

約数ペア:

[(1, 213591040), (2, 106795520), (4, 53397760), (5, 42718208), (8, 26698880), (10, 21359104), (13, 16430080), (16, 13349440), (20, 10679552), (26, 8215040), (32, 6674720), (40, 5339776), (52, 4107520), (64, 3337360), (65, 3286016), (80, 2669888), (104, 2053760), (128, 1668680), (130, 1643008), (160, 1334944), (208, 1026880), (256, 834340), (260, 821504), (320, 667472), (416, 513440), (512, 417170), (520, 410752), (640, 333736), (832, 256720), (1024, 208585), (1040, 205376), (1280, 166868), (1664, 128360), (2080, 102688), (2560, 83434), (3209, 66560), (3328, 64180), (4160, 51344), (5120, 41717), (6418, 33280), (6656, 32090), (8320, 25672), (12836, 16640), (13312, 16045)]