209381640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{134219}}^1$

素因数の和:134246

約数の個数: 64

約数和(自身を含む): 676468800

約数和(自身を除く): 467087160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 134219, 268438, 402657, 536876, 671095, 805314, 1073752, 1342190, 1610628, 1744847, 2013285, 2684380, 3221256, 3489694, 4026570, 5234541, 5368760, 6979388, 8053140, 8724235, 10469082, 13958776, 16106280, 17448470, 20938164, 26172705, 34896940, 41876328, 52345410, 69793880, 104690820, 209381640]

約数ペア:

[(1, 209381640), (2, 104690820), (3, 69793880), (4, 52345410), (5, 41876328), (6, 34896940), (8, 26172705), (10, 20938164), (12, 17448470), (13, 16106280), (15, 13958776), (20, 10469082), (24, 8724235), (26, 8053140), (30, 6979388), (39, 5368760), (40, 5234541), (52, 4026570), (60, 3489694), (65, 3221256), (78, 2684380), (104, 2013285), (120, 1744847), (130, 1610628), (156, 1342190), (195, 1073752), (260, 805314), (312, 671095), (390, 536876), (520, 402657), (780, 268438), (1560, 134219)]