78986600

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:280

約数の個数: 192

約数和(自身を含む): 239984640

約数和(自身を除く): 160998040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 25, 28, 35, 40, 44, 46, 50, 55, 56, 70, 77, 88, 92, 100, 110, 115, 140, 154, 161, 175, 184, 200, 220, 223, 230, 253, 275, 280, 308, 322, 350, 385, 440, 446, 460, 506, 550, 575, 616, 644, 700, 770, 805, 892, 920, 1012, 1100, 1115, 1150, 1265, 1288, 1400, 1540, 1561, 1610, 1771, 1784, 1925, 2024, 2200, 2230, 2300, 2453, 2530, 3080, 3122, 3220, 3542, 3850, 4025, 4460, 4600, 4906, 5060, 5129, 5575, 6244, 6325, 6440, 7084, 7700, 7805, 8050, 8855, 8920, 9812, 10120, 10258, 11150, 12265, 12488, 12650, 14168, 15400, 15610, 16100, 17171, 17710, 19624, 20516, 22300, 24530, 25300, 25645, 31220, 32200, 34342, 35420, 35903, 39025, 41032, 44275, 44600, 49060, 50600, 51290, 56419, 61325, 62440, 68684, 70840, 71806, 78050, 85855, 88550, 98120, 102580, 112838, 122650, 128225, 137368, 143612, 156100, 171710, 177100, 179515, 205160, 225676, 245300, 256450, 282095, 287224, 312200, 343420, 354200, 359030, 394933, 429275, 451352, 490600, 512900, 564190, 686840, 718060, 789866, 858550, 897575, 1025800, 1128380, 1410475, 1436120, 1579732, 1717100, 1795150, 1974665, 2256760, 2820950, 3159464, 3434200, 3590300, 3949330, 5641900, 7180600, 7898660, 9873325, 11283800, 15797320, 19746650, 39493300, 78986600]

約数ペア:

[(1, 78986600), (2, 39493300), (4, 19746650), (5, 15797320), (7, 11283800), (8, 9873325), (10, 7898660), (11, 7180600), (14, 5641900), (20, 3949330), (22, 3590300), (23, 3434200), (25, 3159464), (28, 2820950), (35, 2256760), (40, 1974665), (44, 1795150), (46, 1717100), (50, 1579732), (55, 1436120), (56, 1410475), (70, 1128380), (77, 1025800), (88, 897575), (92, 858550), (100, 789866), (110, 718060), (115, 686840), (140, 564190), (154, 512900), (161, 490600), (175, 451352), (184, 429275), (200, 394933), (220, 359030), (223, 354200), (230, 343420), (253, 312200), (275, 287224), (280, 282095), (308, 256450), (322, 245300), (350, 225676), (385, 205160), (440, 179515), (446, 177100), (460, 171710), (506, 156100), (550, 143612), (575, 137368), (616, 128225), (644, 122650), (700, 112838), (770, 102580), (805, 98120), (892, 88550), (920, 85855), (1012, 78050), (1100, 71806), (1115, 70840), (1150, 68684), (1265, 62440), (1288, 61325), (1400, 56419), (1540, 51290), (1561, 50600), (1610, 49060), (1771, 44600), (1784, 44275), (1925, 41032), (2024, 39025), (2200, 35903), (2230, 35420), (2300, 34342), (2453, 32200), (2530, 31220), (3080, 25645), (3122, 25300), (3220, 24530), (3542, 22300), (3850, 20516), (4025, 19624), (4460, 17710), (4600, 17171), (4906, 16100), (5060, 15610), (5129, 15400), (5575, 14168), (6244, 12650), (6325, 12488), (6440, 12265), (7084, 11150), (7700, 10258), (7805, 10120), (8050, 9812), (8855, 8920)]