842690640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{319201}}^1$

素因数の和:319228

約数の個数: 80

約数和(自身を含む): 2849835456

約数和(自身を除く): 2007144816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 319201, 638402, 957603, 1276804, 1596005, 1915206, 2553608, 3192010, 3511211, 3830412, 4788015, 5107216, 6384020, 7022422, 7660824, 9576030, 10533633, 12768040, 14044844, 15321648, 17556055, 19152060, 21067266, 25536080, 28089688, 35112110, 38304120, 42134532, 52668165, 56179376, 70224220, 76608240, 84269064, 105336330, 140448440, 168538128, 210672660, 280896880, 421345320, 842690640]

約数ペア:

[(1, 842690640), (2, 421345320), (3, 280896880), (4, 210672660), (5, 168538128), (6, 140448440), (8, 105336330), (10, 84269064), (11, 76608240), (12, 70224220), (15, 56179376), (16, 52668165), (20, 42134532), (22, 38304120), (24, 35112110), (30, 28089688), (33, 25536080), (40, 21067266), (44, 19152060), (48, 17556055), (55, 15321648), (60, 14044844), (66, 12768040), (80, 10533633), (88, 9576030), (110, 7660824), (120, 7022422), (132, 6384020), (165, 5107216), (176, 4788015), (220, 3830412), (240, 3511211), (264, 3192010), (330, 2553608), (440, 1915206), (528, 1596005), (660, 1276804), (880, 957603), (1320, 638402), (2640, 319201)]