68706120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{311}}^1$

素因数の和:595

約数の個数: 128

約数和(自身を含む): 237219840

約数和(自身を除く): 168513720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 263, 280, 311, 420, 526, 622, 789, 840, 933, 1052, 1244, 1315, 1555, 1578, 1841, 1866, 2104, 2177, 2488, 2630, 3110, 3156, 3682, 3732, 3945, 4354, 4665, 5260, 5523, 6220, 6312, 6531, 7364, 7464, 7890, 8708, 9205, 9330, 10520, 10885, 11046, 12440, 13062, 14728, 15780, 17416, 18410, 18660, 21770, 22092, 26124, 27615, 31560, 32655, 36820, 37320, 43540, 44184, 52248, 55230, 65310, 73640, 81793, 87080, 110460, 130620, 163586, 220920, 245379, 261240, 327172, 408965, 490758, 572551, 654344, 817930, 981516, 1145102, 1226895, 1635860, 1717653, 1963032, 2290204, 2453790, 2862755, 3271720, 3435306, 4580408, 4907580, 5725510, 6870612, 8588265, 9815160, 11451020, 13741224, 17176530, 22902040, 34353060, 68706120]

約数ペア:

[(1, 68706120), (2, 34353060), (3, 22902040), (4, 17176530), (5, 13741224), (6, 11451020), (7, 9815160), (8, 8588265), (10, 6870612), (12, 5725510), (14, 4907580), (15, 4580408), (20, 3435306), (21, 3271720), (24, 2862755), (28, 2453790), (30, 2290204), (35, 1963032), (40, 1717653), (42, 1635860), (56, 1226895), (60, 1145102), (70, 981516), (84, 817930), (105, 654344), (120, 572551), (140, 490758), (168, 408965), (210, 327172), (263, 261240), (280, 245379), (311, 220920), (420, 163586), (526, 130620), (622, 110460), (789, 87080), (840, 81793), (933, 73640), (1052, 65310), (1244, 55230), (1315, 52248), (1555, 44184), (1578, 43540), (1841, 37320), (1866, 36820), (2104, 32655), (2177, 31560), (2488, 27615), (2630, 26124), (3110, 22092), (3156, 21770), (3682, 18660), (3732, 18410), (3945, 17416), (4354, 15780), (4665, 14728), (5260, 13062), (5523, 12440), (6220, 11046), (6312, 10885), (6531, 10520), (7364, 9330), (7464, 9205), (7890, 8708)]