77858520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{2467}}^1$

素因数の和:2744

約数の個数: 64

約数和(自身を含む): 234558720

約数和(自身を除く): 156700200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 263, 526, 789, 1052, 1315, 1578, 2104, 2467, 2630, 3156, 3945, 4934, 5260, 6312, 7401, 7890, 9868, 10520, 12335, 14802, 15780, 19736, 24670, 29604, 31560, 37005, 49340, 59208, 74010, 98680, 148020, 296040, 648821, 1297642, 1946463, 2595284, 3244105, 3892926, 5190568, 6488210, 7785852, 9732315, 12976420, 15571704, 19464630, 25952840, 38929260, 77858520]

約数ペア:

[(1, 77858520), (2, 38929260), (3, 25952840), (4, 19464630), (5, 15571704), (6, 12976420), (8, 9732315), (10, 7785852), (12, 6488210), (15, 5190568), (20, 3892926), (24, 3244105), (30, 2595284), (40, 1946463), (60, 1297642), (120, 648821), (263, 296040), (526, 148020), (789, 98680), (1052, 74010), (1315, 59208), (1578, 49340), (2104, 37005), (2467, 31560), (2630, 29604), (3156, 24670), (3945, 19736), (4934, 15780), (5260, 14802), (6312, 12335), (7401, 10520), (7890, 9868)]