168505740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{673}}^1$

素因数の和:808

約数の個数: 144

約数和(自身を含む): 556422048

約数和(自身を除く): 387916308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 107, 117, 130, 156, 180, 195, 214, 234, 260, 321, 390, 428, 468, 535, 585, 642, 673, 780, 963, 1070, 1170, 1284, 1346, 1391, 1605, 1926, 2019, 2140, 2340, 2692, 2782, 3210, 3365, 3852, 4038, 4173, 4815, 5564, 6057, 6420, 6730, 6955, 8076, 8346, 8749, 9630, 10095, 12114, 12519, 13460, 13910, 16692, 17498, 19260, 20190, 20865, 24228, 25038, 26247, 27820, 30285, 34996, 40380, 41730, 43745, 50076, 52494, 60570, 62595, 72011, 78741, 83460, 87490, 104988, 121140, 125190, 131235, 144022, 157482, 174980, 216033, 250380, 262470, 288044, 314964, 360055, 393705, 432066, 524940, 648099, 720110, 787410, 864132, 936143, 1080165, 1296198, 1440220, 1574820, 1872286, 2160330, 2592396, 2808429, 3240495, 3744572, 4320660, 4680715, 5616858, 6480990, 8425287, 9361430, 11233716, 12961980, 14042145, 16850574, 18722860, 28084290, 33701148, 42126435, 56168580, 84252870, 168505740]

約数ペア:

[(1, 168505740), (2, 84252870), (3, 56168580), (4, 42126435), (5, 33701148), (6, 28084290), (9, 18722860), (10, 16850574), (12, 14042145), (13, 12961980), (15, 11233716), (18, 9361430), (20, 8425287), (26, 6480990), (30, 5616858), (36, 4680715), (39, 4320660), (45, 3744572), (52, 3240495), (60, 2808429), (65, 2592396), (78, 2160330), (90, 1872286), (107, 1574820), (117, 1440220), (130, 1296198), (156, 1080165), (180, 936143), (195, 864132), (214, 787410), (234, 720110), (260, 648099), (321, 524940), (390, 432066), (428, 393705), (468, 360055), (535, 314964), (585, 288044), (642, 262470), (673, 250380), (780, 216033), (963, 174980), (1070, 157482), (1170, 144022), (1284, 131235), (1346, 125190), (1391, 121140), (1605, 104988), (1926, 87490), (2019, 83460), (2140, 78741), (2340, 72011), (2692, 62595), (2782, 60570), (3210, 52494), (3365, 50076), (3852, 43745), (4038, 41730), (4173, 40380), (4815, 34996), (5564, 30285), (6057, 27820), (6420, 26247), (6730, 25038), (6955, 24228), (8076, 20865), (8346, 20190), (8749, 19260), (9630, 17498), (10095, 16692), (12114, 13910), (12519, 13460)]