121694820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{156019}}^1$

素因数の和:156044

約数の個数: 48

約数和(自身を含む): 366959040

約数和(自身を除く): 245264220

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, 156019, 312038, 468057, 624076, 780095, 936114, 1560190, 1872228, 2028247, 2340285, 3120380, 4056494, 4680570, 6084741, 8112988, 9361140, 10141235, 12169482, 20282470, 24338964, 30423705, 40564940, 60847410, 121694820]

約数ペア:

[(1, 121694820), (2, 60847410), (3, 40564940), (4, 30423705), (5, 24338964), (6, 20282470), (10, 12169482), (12, 10141235), (13, 9361140), (15, 8112988), (20, 6084741), (26, 4680570), (30, 4056494), (39, 3120380), (52, 2340285), (60, 2028247), (65, 1872228), (78, 1560190), (130, 936114), (156, 780095), (195, 624076), (260, 468057), (390, 312038), (780, 156019)]