172280940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{220873}}^1$

素因数の和:220898

約数の個数: 48

約数和(自身を含む): 519495648

約数和(自身を除く): 347214708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 220873, 441746, 662619, 883492, 1104365, 1325238, 2208730, 2650476, 2871349, 3313095, 4417460, 5742698, 6626190, 8614047, 11485396, 13252380, 14356745, 17228094, 28713490, 34456188, 43070235, 57426980, 86140470, 172280940]

約数ペア:

[(1, 172280940), (2, 86140470), (3, 57426980), (4, 43070235), (5, 34456188), (6, 28713490), (10, 17228094), (12, 14356745), (13, 13252380), (15, 11485396), (20, 8614047), (26, 6626190), (30, 5742698), (39, 4417460), (52, 3313095), (60, 2871349), (65, 2650476), (78, 2208730), (130, 1325238), (156, 1104365), (195, 883492), (260, 662619), (390, 441746), (780, 220873)]