277670260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 720728064

約数和(自身を除く): 443057804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 97, 98, 115, 127, 140, 161, 194, 196, 230, 245, 254, 322, 388, 460, 485, 490, 508, 635, 644, 679, 805, 889, 970, 980, 1127, 1270, 1358, 1610, 1778, 1940, 2231, 2254, 2540, 2716, 2921, 3220, 3395, 3556, 4445, 4462, 4508, 4753, 5635, 5842, 6223, 6790, 8890, 8924, 9506, 11155, 11270, 11684, 12319, 12446, 13580, 14605, 15617, 17780, 19012, 20447, 22310, 22540, 23765, 24638, 24892, 29210, 31115, 31234, 40894, 44620, 47530, 49276, 58420, 61595, 62230, 62468, 78085, 81788, 86233, 95060, 102235, 109319, 123190, 124460, 143129, 156170, 172466, 204470, 218638, 246380, 283337, 286258, 312340, 344932, 408940, 431165, 437276, 546595, 566674, 572516, 603631, 715645, 862330, 1093190, 1133348, 1207262, 1416685, 1431290, 1724660, 1983359, 2186380, 2414524, 2833370, 2862580, 3018155, 3966718, 5666740, 6036310, 7933436, 9916795, 12072620, 13883513, 19833590, 27767026, 39667180, 55534052, 69417565, 138835130, 277670260]

約数ペア:

[(1, 277670260), (2, 138835130), (4, 69417565), (5, 55534052), (7, 39667180), (10, 27767026), (14, 19833590), (20, 13883513), (23, 12072620), (28, 9916795), (35, 7933436), (46, 6036310), (49, 5666740), (70, 3966718), (92, 3018155), (97, 2862580), (98, 2833370), (115, 2414524), (127, 2186380), (140, 1983359), (161, 1724660), (194, 1431290), (196, 1416685), (230, 1207262), (245, 1133348), (254, 1093190), (322, 862330), (388, 715645), (460, 603631), (485, 572516), (490, 566674), (508, 546595), (635, 437276), (644, 431165), (679, 408940), (805, 344932), (889, 312340), (970, 286258), (980, 283337), (1127, 246380), (1270, 218638), (1358, 204470), (1610, 172466), (1778, 156170), (1940, 143129), (2231, 124460), (2254, 123190), (2540, 109319), (2716, 102235), (2921, 95060), (3220, 86233), (3395, 81788), (3556, 78085), (4445, 62468), (4462, 62230), (4508, 61595), (4753, 58420), (5635, 49276), (5842, 47530), (6223, 44620), (6790, 40894), (8890, 31234), (8924, 31115), (9506, 29210), (11155, 24892), (11270, 24638), (11684, 23765), (12319, 22540), (12446, 22310), (13580, 20447), (14605, 19012), (15617, 17780)]