155523420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{66463}}^1$

素因数の和:66491

約数の個数: 72

約数和(自身を含む): 508050816

約数和(自身を除く): 352527396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 66463, 132926, 199389, 265852, 332315, 398778, 598167, 664630, 797556, 864019, 996945, 1196334, 1329260, 1728038, 1993890, 2392668, 2592057, 2990835, 3456076, 3987780, 4320095, 5184114, 5981670, 7776171, 8640190, 10368228, 11963340, 12960285, 15552342, 17280380, 25920570, 31104684, 38880855, 51841140, 77761710, 155523420]

約数ペア:

[(1, 155523420), (2, 77761710), (3, 51841140), (4, 38880855), (5, 31104684), (6, 25920570), (9, 17280380), (10, 15552342), (12, 12960285), (13, 11963340), (15, 10368228), (18, 8640190), (20, 7776171), (26, 5981670), (30, 5184114), (36, 4320095), (39, 3987780), (45, 3456076), (52, 2990835), (60, 2592057), (65, 2392668), (78, 1993890), (90, 1728038), (117, 1329260), (130, 1196334), (156, 996945), (180, 864019), (195, 797556), (234, 664630), (260, 598167), (390, 398778), (468, 332315), (585, 265852), (780, 199389), (1170, 132926), (2340, 66463)]