213852160

素因数分解:

$2^{13}\times 5^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:281

約数の個数: 112

約数和(自身を含む): 537886656

約数和(自身を除く): 324034496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 227, 230, 256, 320, 368, 454, 460, 512, 640, 736, 908, 920, 1024, 1135, 1280, 1472, 1816, 1840, 2048, 2270, 2560, 2944, 3632, 3680, 4096, 4540, 5120, 5221, 5888, 7264, 7360, 8192, 9080, 10240, 10442, 11776, 14528, 14720, 18160, 20480, 20884, 23552, 26105, 29056, 29440, 36320, 40960, 41768, 47104, 52210, 58112, 58880, 72640, 83536, 94208, 104420, 116224, 117760, 145280, 167072, 188416, 208840, 232448, 235520, 290560, 334144, 417680, 464896, 471040, 581120, 668288, 835360, 929792, 942080, 1162240, 1336576, 1670720, 1859584, 2324480, 2673152, 3341440, 4648960, 5346304, 6682880, 9297920, 10692608, 13365760, 21385216, 26731520, 42770432, 53463040, 106926080, 213852160]

約数ペア:

[(1, 213852160), (2, 106926080), (4, 53463040), (5, 42770432), (8, 26731520), (10, 21385216), (16, 13365760), (20, 10692608), (23, 9297920), (32, 6682880), (40, 5346304), (46, 4648960), (64, 3341440), (80, 2673152), (92, 2324480), (115, 1859584), (128, 1670720), (160, 1336576), (184, 1162240), (227, 942080), (230, 929792), (256, 835360), (320, 668288), (368, 581120), (454, 471040), (460, 464896), (512, 417680), (640, 334144), (736, 290560), (908, 235520), (920, 232448), (1024, 208840), (1135, 188416), (1280, 167072), (1472, 145280), (1816, 117760), (1840, 116224), (2048, 104420), (2270, 94208), (2560, 83536), (2944, 72640), (3632, 58880), (3680, 58112), (4096, 52210), (4540, 47104), (5120, 41768), (5221, 40960), (5888, 36320), (7264, 29440), (7360, 29056), (8192, 26105), (9080, 23552), (10240, 20884), (10442, 20480), (11776, 18160), (14528, 14720)]