123232980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157991}}^1$

素因数の和:158016

約数の個数: 48

約数和(自身を含む): 371597184

約数和(自身を除く): 248364204

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, 157991, 315982, 473973, 631964, 789955, 947946, 1579910, 1895892, 2053883, 2369865, 3159820, 4107766, 4739730, 6161649, 8215532, 9479460, 10269415, 12323298, 20538830, 24646596, 30808245, 41077660, 61616490, 123232980]

約数ペア:

[(1, 123232980), (2, 61616490), (3, 41077660), (4, 30808245), (5, 24646596), (6, 20538830), (10, 12323298), (12, 10269415), (13, 9479460), (15, 8215532), (20, 6161649), (26, 4739730), (30, 4107766), (39, 3159820), (52, 2369865), (60, 2053883), (65, 1895892), (78, 1579910), (130, 947946), (156, 789955), (195, 631964), (260, 473973), (390, 315982), (780, 157991)]