320142654

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{31817}}^1$

素因数の和:31881

約数の個数: 48

約数和(自身を含む): 764395632

約数和(自身を除く): 444252978

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 78, 86, 117, 129, 234, 258, 387, 559, 774, 1118, 1677, 3354, 5031, 10062, 31817, 63634, 95451, 190902, 286353, 413621, 572706, 827242, 1240863, 1368131, 2481726, 2736262, 3722589, 4104393, 7445178, 8208786, 12313179, 17785703, 24626358, 35571406, 53357109, 106714218, 160071327, 320142654]

約数ペア:

[(1, 320142654), (2, 160071327), (3, 106714218), (6, 53357109), (9, 35571406), (13, 24626358), (18, 17785703), (26, 12313179), (39, 8208786), (43, 7445178), (78, 4104393), (86, 3722589), (117, 2736262), (129, 2481726), (234, 1368131), (258, 1240863), (387, 827242), (559, 572706), (774, 413621), (1118, 286353), (1677, 190902), (3354, 95451), (5031, 63634), (10062, 31817)]