242715228

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:312

約数の個数: 144

約数和(自身を含む): 697745664

約数和(自身を除く): 455030436

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 49, 69, 84, 92, 98, 131, 137, 138, 147, 161, 196, 262, 274, 276, 294, 322, 393, 411, 483, 524, 548, 588, 644, 786, 822, 917, 959, 966, 1127, 1572, 1644, 1834, 1918, 1932, 2254, 2751, 2877, 3013, 3151, 3381, 3668, 3836, 4508, 5502, 5754, 6026, 6302, 6419, 6713, 6762, 9039, 9453, 11004, 11508, 12052, 12604, 12838, 13426, 13524, 17947, 18078, 18906, 19257, 20139, 21091, 22057, 25676, 26852, 35894, 36156, 37812, 38514, 40278, 42182, 44114, 53841, 63273, 66171, 71788, 77028, 80556, 84364, 88228, 107682, 125629, 126546, 132342, 147637, 154399, 215364, 251258, 253092, 264684, 295274, 308798, 376887, 412781, 442911, 463197, 502516, 590548, 617596, 753774, 825562, 879403, 885822, 926394, 1238343, 1507548, 1651124, 1758806, 1771644, 1852788, 2476686, 2638209, 2889467, 3517612, 4953372, 5276418, 5778934, 8668401, 10552836, 11557868, 17336802, 20226269, 34673604, 40452538, 60678807, 80905076, 121357614, 242715228]

約数ペア:

[(1, 242715228), (2, 121357614), (3, 80905076), (4, 60678807), (6, 40452538), (7, 34673604), (12, 20226269), (14, 17336802), (21, 11557868), (23, 10552836), (28, 8668401), (42, 5778934), (46, 5276418), (49, 4953372), (69, 3517612), (84, 2889467), (92, 2638209), (98, 2476686), (131, 1852788), (137, 1771644), (138, 1758806), (147, 1651124), (161, 1507548), (196, 1238343), (262, 926394), (274, 885822), (276, 879403), (294, 825562), (322, 753774), (393, 617596), (411, 590548), (483, 502516), (524, 463197), (548, 442911), (588, 412781), (644, 376887), (786, 308798), (822, 295274), (917, 264684), (959, 253092), (966, 251258), (1127, 215364), (1572, 154399), (1644, 147637), (1834, 132342), (1918, 126546), (1932, 125629), (2254, 107682), (2751, 88228), (2877, 84364), (3013, 80556), (3151, 77028), (3381, 71788), (3668, 66171), (3836, 63273), (4508, 53841), (5502, 44114), (5754, 42182), (6026, 40278), (6302, 38514), (6419, 37812), (6713, 36156), (6762, 35894), (9039, 26852), (9453, 25676), (11004, 22057), (11508, 21091), (12052, 20139), (12604, 19257), (12838, 18906), (13426, 18078), (13524, 17947)]