65506440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:391

約数の個数: 128

約数和(自身を含む): 210418560

約数和(自身を除く): 144912120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 163, 170, 197, 204, 255, 326, 340, 394, 408, 489, 510, 591, 652, 680, 788, 815, 978, 985, 1020, 1182, 1304, 1576, 1630, 1956, 1970, 2040, 2364, 2445, 2771, 2955, 3260, 3349, 3912, 3940, 4728, 4890, 5542, 5910, 6520, 6698, 7880, 8313, 9780, 10047, 11084, 11820, 13396, 13855, 16626, 16745, 19560, 20094, 22168, 23640, 26792, 27710, 32111, 33252, 33490, 40188, 41565, 50235, 55420, 64222, 66504, 66980, 80376, 83130, 96333, 100470, 110840, 128444, 133960, 160555, 166260, 192666, 200940, 256888, 321110, 332520, 385332, 401880, 481665, 545887, 642220, 770664, 963330, 1091774, 1284440, 1637661, 1926660, 2183548, 2729435, 3275322, 3853320, 4367096, 5458870, 6550644, 8188305, 10917740, 13101288, 16376610, 21835480, 32753220, 65506440]

約数ペア:

[(1, 65506440), (2, 32753220), (3, 21835480), (4, 16376610), (5, 13101288), (6, 10917740), (8, 8188305), (10, 6550644), (12, 5458870), (15, 4367096), (17, 3853320), (20, 3275322), (24, 2729435), (30, 2183548), (34, 1926660), (40, 1637661), (51, 1284440), (60, 1091774), (68, 963330), (85, 770664), (102, 642220), (120, 545887), (136, 481665), (163, 401880), (170, 385332), (197, 332520), (204, 321110), (255, 256888), (326, 200940), (340, 192666), (394, 166260), (408, 160555), (489, 133960), (510, 128444), (591, 110840), (652, 100470), (680, 96333), (788, 83130), (815, 80376), (978, 66980), (985, 66504), (1020, 64222), (1182, 55420), (1304, 50235), (1576, 41565), (1630, 40188), (1956, 33490), (1970, 33252), (2040, 32111), (2364, 27710), (2445, 26792), (2771, 23640), (2955, 22168), (3260, 20094), (3349, 19560), (3912, 16745), (3940, 16626), (4728, 13855), (4890, 13396), (5542, 11820), (5910, 11084), (6520, 10047), (6698, 9780), (7880, 8313)]