155909468

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1$

素因数の和:459

約数の個数: 72

約数和(自身を含む): 328456800

約数和(自身を除く): 172547332

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 71, 121, 142, 143, 242, 284, 286, 349, 484, 572, 698, 781, 923, 1396, 1562, 1573, 1846, 3124, 3146, 3692, 3839, 4537, 6292, 7678, 8591, 9074, 10153, 15356, 17182, 18148, 20306, 24779, 34364, 40612, 42229, 49558, 49907, 84458, 99116, 99814, 111683, 168916, 199628, 223366, 272569, 322127, 446732, 545138, 548977, 644254, 1090276, 1097954, 1288508, 2195908, 2998259, 3543397, 5996518, 7086794, 11993036, 14173588, 38977367, 77954734, 155909468]

約数ペア:

[(1, 155909468), (2, 77954734), (4, 38977367), (11, 14173588), (13, 11993036), (22, 7086794), (26, 5996518), (44, 3543397), (52, 2998259), (71, 2195908), (121, 1288508), (142, 1097954), (143, 1090276), (242, 644254), (284, 548977), (286, 545138), (349, 446732), (484, 322127), (572, 272569), (698, 223366), (781, 199628), (923, 168916), (1396, 111683), (1562, 99814), (1573, 99116), (1846, 84458), (3124, 49907), (3146, 49558), (3692, 42229), (3839, 40612), (4537, 34364), (6292, 24779), (7678, 20306), (8591, 18148), (9074, 17182), (10153, 15356)]