191354520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2129}}^1$

素因数の和:2257

約数の個数: 128

約数和(自身を含む): 662515200

約数和(自身を除く): 471160680

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, 107, 120, 140, 168, 210, 214, 280, 321, 420, 428, 535, 642, 749, 840, 856, 1070, 1284, 1498, 1605, 2129, 2140, 2247, 2568, 2996, 3210, 3745, 4258, 4280, 4494, 5992, 6387, 6420, 7490, 8516, 8988, 10645, 11235, 12774, 12840, 14903, 14980, 17032, 17976, 21290, 22470, 25548, 29806, 29960, 31935, 42580, 44709, 44940, 51096, 59612, 63870, 74515, 85160, 89418, 89880, 119224, 127740, 149030, 178836, 223545, 227803, 255480, 298060, 357672, 447090, 455606, 596120, 683409, 894180, 911212, 1139015, 1366818, 1594621, 1788360, 1822424, 2278030, 2733636, 3189242, 3417045, 4556060, 4783863, 5467272, 6378484, 6834090, 7973105, 9112120, 9567726, 12756968, 13668180, 15946210, 19135452, 23919315, 27336360, 31892420, 38270904, 47838630, 63784840, 95677260, 191354520]

約数ペア:

[(1, 191354520), (2, 95677260), (3, 63784840), (4, 47838630), (5, 38270904), (6, 31892420), (7, 27336360), (8, 23919315), (10, 19135452), (12, 15946210), (14, 13668180), (15, 12756968), (20, 9567726), (21, 9112120), (24, 7973105), (28, 6834090), (30, 6378484), (35, 5467272), (40, 4783863), (42, 4556060), (56, 3417045), (60, 3189242), (70, 2733636), (84, 2278030), (105, 1822424), (107, 1788360), (120, 1594621), (140, 1366818), (168, 1139015), (210, 911212), (214, 894180), (280, 683409), (321, 596120), (420, 455606), (428, 447090), (535, 357672), (642, 298060), (749, 255480), (840, 227803), (856, 223545), (1070, 178836), (1284, 149030), (1498, 127740), (1605, 119224), (2129, 89880), (2140, 89418), (2247, 85160), (2568, 74515), (2996, 63870), (3210, 59612), (3745, 51096), (4258, 44940), (4280, 44709), (4494, 42580), (5992, 31935), (6387, 29960), (6420, 29806), (7490, 25548), (8516, 22470), (8988, 21290), (10645, 17976), (11235, 17032), (12774, 14980), (12840, 14903)]