77782920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{648191}}^1$

素因数の和:648205

約数の個数: 32

約数和(自身を含む): 233349120

約数和(自身を除く): 155566200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 648191, 1296382, 1944573, 2592764, 3240955, 3889146, 5185528, 6481910, 7778292, 9722865, 12963820, 15556584, 19445730, 25927640, 38891460, 77782920]

約数ペア:

[(1, 77782920), (2, 38891460), (3, 25927640), (4, 19445730), (5, 15556584), (6, 12963820), (8, 9722865), (10, 7778292), (12, 6481910), (15, 5185528), (20, 3889146), (24, 3240955), (30, 2592764), (40, 1944573), (60, 1296382), (120, 648191)]