199290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:103

約数の個数: 64

約数和(自身を含む): 596736

約数和(自身を除く): 397446

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 73, 78, 91, 105, 130, 146, 182, 195, 210, 219, 273, 365, 390, 438, 455, 511, 546, 730, 910, 949, 1022, 1095, 1365, 1533, 1898, 2190, 2555, 2730, 2847, 3066, 4745, 5110, 5694, 6643, 7665, 9490, 13286, 14235, 15330, 19929, 28470, 33215, 39858, 66430, 99645, 199290]

約数ペア:

[(1, 199290), (2, 99645), (3, 66430), (5, 39858), (6, 33215), (7, 28470), (10, 19929), (13, 15330), (14, 14235), (15, 13286), (21, 9490), (26, 7665), (30, 6643), (35, 5694), (39, 5110), (42, 4745), (65, 3066), (70, 2847), (73, 2730), (78, 2555), (91, 2190), (105, 1898), (130, 1533), (146, 1365), (182, 1095), (195, 1022), (210, 949), (219, 910), (273, 730), (365, 546), (390, 511), (438, 455)]