215511530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:423

約数の個数: 64

約数和(自身を含む): 429770880

約数和(自身を除く): 214259350

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 109, 130, 134, 218, 227, 335, 454, 545, 670, 871, 1090, 1135, 1417, 1742, 2270, 2834, 2951, 4355, 5902, 7085, 7303, 8710, 14170, 14606, 14755, 15209, 24743, 29510, 30418, 36515, 49486, 73030, 76045, 94939, 123715, 152090, 189878, 197717, 247430, 321659, 395434, 474695, 643318, 949390, 988585, 1608295, 1657781, 1977170, 3216590, 3315562, 8288905, 16577810, 21551153, 43102306, 107755765, 215511530]

約数ペア:

[(1, 215511530), (2, 107755765), (5, 43102306), (10, 21551153), (13, 16577810), (26, 8288905), (65, 3315562), (67, 3216590), (109, 1977170), (130, 1657781), (134, 1608295), (218, 988585), (227, 949390), (335, 643318), (454, 474695), (545, 395434), (670, 321659), (871, 247430), (1090, 197717), (1135, 189878), (1417, 152090), (1742, 123715), (2270, 94939), (2834, 76045), (2951, 73030), (4355, 49486), (5902, 36515), (7085, 30418), (7303, 29510), (8710, 24743), (14170, 15209), (14606, 14755)]