270657790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{691}}^1$

素因数の和:865

約数の個数: 64

約数和(自身を含む): 552448512

約数和(自身を除く): 281790722

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 131, 230, 262, 299, 598, 655, 691, 1310, 1382, 1495, 1703, 2990, 3013, 3406, 3455, 6026, 6910, 8515, 8983, 15065, 15893, 17030, 17966, 30130, 31786, 39169, 44915, 78338, 79465, 89830, 90521, 158930, 181042, 195845, 206609, 391690, 413218, 452605, 905210, 1033045, 1176773, 2066090, 2081983, 2353546, 4163966, 5883865, 10409915, 11767730, 20819830, 27065779, 54131558, 135328895, 270657790]

約数ペア:

[(1, 270657790), (2, 135328895), (5, 54131558), (10, 27065779), (13, 20819830), (23, 11767730), (26, 10409915), (46, 5883865), (65, 4163966), (115, 2353546), (130, 2081983), (131, 2066090), (230, 1176773), (262, 1033045), (299, 905210), (598, 452605), (655, 413218), (691, 391690), (1310, 206609), (1382, 195845), (1495, 181042), (1703, 158930), (2990, 90521), (3013, 89830), (3406, 79465), (3455, 78338), (6026, 44915), (6910, 39169), (8515, 31786), (8983, 30130), (15065, 17966), (15893, 17030)]