268295440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6563}}^1$

素因数の和:6656

約数の個数: 80

約数和(自身を含む): 722775168

約数和(自身を除く): 454479728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 511, 560, 584, 730, 1022, 1168, 1460, 2044, 2555, 2920, 4088, 5110, 5840, 6563, 8176, 10220, 13126, 20440, 26252, 32815, 40880, 45941, 52504, 65630, 91882, 105008, 131260, 183764, 229705, 262520, 367528, 459410, 479099, 525040, 735056, 918820, 958198, 1837640, 1916396, 2395495, 3353693, 3675280, 3832792, 4790990, 6707386, 7665584, 9581980, 13414772, 16768465, 19163960, 26829544, 33536930, 38327920, 53659088, 67073860, 134147720, 268295440]

約数ペア:

[(1, 268295440), (2, 134147720), (4, 67073860), (5, 53659088), (7, 38327920), (8, 33536930), (10, 26829544), (14, 19163960), (16, 16768465), (20, 13414772), (28, 9581980), (35, 7665584), (40, 6707386), (56, 4790990), (70, 3832792), (73, 3675280), (80, 3353693), (112, 2395495), (140, 1916396), (146, 1837640), (280, 958198), (292, 918820), (365, 735056), (511, 525040), (560, 479099), (584, 459410), (730, 367528), (1022, 262520), (1168, 229705), (1460, 183764), (2044, 131260), (2555, 105008), (2920, 91882), (4088, 65630), (5110, 52504), (5840, 45941), (6563, 40880), (8176, 32815), (10220, 26252), (13126, 20440)]