79931880

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:233

約数の個数: 256

約数和(自身を含む): 310464000

約数和(自身を除く): 230532120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 97, 105, 108, 109, 120, 126, 135, 140, 168, 180, 189, 194, 210, 216, 218, 252, 270, 280, 291, 315, 327, 360, 378, 388, 420, 436, 485, 504, 540, 545, 582, 630, 654, 679, 756, 763, 776, 840, 872, 873, 945, 970, 981, 1080, 1090, 1164, 1260, 1308, 1358, 1455, 1512, 1526, 1635, 1746, 1890, 1940, 1962, 2037, 2180, 2289, 2328, 2520, 2616, 2619, 2716, 2910, 2943, 3052, 3270, 3395, 3492, 3780, 3815, 3880, 3924, 4074, 4360, 4365, 4578, 4905, 5238, 5432, 5820, 5886, 6104, 6111, 6540, 6790, 6867, 6984, 7560, 7630, 7848, 8148, 8730, 9156, 9810, 10185, 10476, 10573, 11445, 11640, 11772, 12222, 13080, 13095, 13580, 13734, 14715, 15260, 16296, 17460, 18312, 18333, 19620, 20370, 20601, 20952, 21146, 22890, 23544, 24444, 26190, 27160, 27468, 29430, 30520, 30555, 31719, 34335, 34920, 36666, 39240, 40740, 41202, 42292, 45780, 48888, 52380, 52865, 54936, 58860, 61110, 63438, 68670, 73332, 74011, 81480, 82404, 84584, 91560, 91665, 95157, 103005, 104760, 105730, 117720, 122220, 126876, 137340, 146664, 148022, 158595, 164808, 183330, 190314, 206010, 211460, 222033, 244440, 253752, 274680, 285471, 296044, 317190, 366660, 370055, 380628, 412020, 422920, 444066, 475785, 570942, 592088, 634380, 666099, 733320, 740110, 761256, 824040, 888132, 951570, 1110165, 1141884, 1268760, 1332198, 1427355, 1480220, 1776264, 1903140, 1998297, 2220330, 2283768, 2664396, 2854710, 2960440, 3330495, 3806280, 3996594, 4440660, 5328792, 5709420, 6660990, 7993188, 8881320, 9991485, 11418840, 13321980, 15986376, 19982970, 26643960, 39965940, 79931880]

約数ペア:

[(1, 79931880), (2, 39965940), (3, 26643960), (4, 19982970), (5, 15986376), (6, 13321980), (7, 11418840), (8, 9991485), (9, 8881320), (10, 7993188), (12, 6660990), (14, 5709420), (15, 5328792), (18, 4440660), (20, 3996594), (21, 3806280), (24, 3330495), (27, 2960440), (28, 2854710), (30, 2664396), (35, 2283768), (36, 2220330), (40, 1998297), (42, 1903140), (45, 1776264), (54, 1480220), (56, 1427355), (60, 1332198), (63, 1268760), (70, 1141884), (72, 1110165), (84, 951570), (90, 888132), (97, 824040), (105, 761256), (108, 740110), (109, 733320), (120, 666099), (126, 634380), (135, 592088), (140, 570942), (168, 475785), (180, 444066), (189, 422920), (194, 412020), (210, 380628), (216, 370055), (218, 366660), (252, 317190), (270, 296044), (280, 285471), (291, 274680), (315, 253752), (327, 244440), (360, 222033), (378, 211460), (388, 206010), (420, 190314), (436, 183330), (485, 164808), (504, 158595), (540, 148022), (545, 146664), (582, 137340), (630, 126876), (654, 122220), (679, 117720), (756, 105730), (763, 104760), (776, 103005), (840, 95157), (872, 91665), (873, 91560), (945, 84584), (970, 82404), (981, 81480), (1080, 74011), (1090, 73332), (1164, 68670), (1260, 63438), (1308, 61110), (1358, 58860), (1455, 54936), (1512, 52865), (1526, 52380), (1635, 48888), (1746, 45780), (1890, 42292), (1940, 41202), (1962, 40740), (2037, 39240), (2180, 36666), (2289, 34920), (2328, 34335), (2520, 31719), (2616, 30555), (2619, 30520), (2716, 29430), (2910, 27468), (2943, 27160), (3052, 26190), (3270, 24444), (3395, 23544), (3492, 22890), (3780, 21146), (3815, 20952), (3880, 20601), (3924, 20370), (4074, 19620), (4360, 18333), (4365, 18312), (4578, 17460), (4905, 16296), (5238, 15260), (5432, 14715), (5820, 13734), (5886, 13580), (6104, 13095), (6111, 13080), (6540, 12222), (6790, 11772), (6867, 11640), (6984, 11445), (7560, 10573), (7630, 10476), (7848, 10185), (8148, 9810), (8730, 9156)]