77181468

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:496

約数の個数: 144

約数和(自身を含む): 235952640

約数和(自身を除く): 158771172

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 23, 26, 28, 39, 42, 46, 49, 52, 69, 78, 84, 91, 92, 98, 138, 147, 156, 161, 182, 196, 273, 276, 294, 299, 322, 364, 439, 483, 546, 588, 598, 637, 644, 878, 897, 966, 1092, 1127, 1196, 1274, 1317, 1756, 1794, 1911, 1932, 2093, 2254, 2548, 2634, 3073, 3381, 3588, 3822, 4186, 4508, 5268, 5707, 6146, 6279, 6762, 7644, 8372, 9219, 10097, 11414, 12292, 12558, 13524, 14651, 17121, 18438, 20194, 21511, 22828, 25116, 29302, 30291, 34242, 36876, 39949, 40388, 43022, 43953, 58604, 60582, 64533, 68484, 70679, 79898, 86044, 87906, 119847, 121164, 129066, 131261, 141358, 159796, 175812, 212037, 239694, 258132, 262522, 279643, 282716, 393783, 424074, 479388, 494753, 525044, 559286, 787566, 838929, 848148, 918827, 989506, 1118572, 1484259, 1575132, 1677858, 1837654, 1979012, 2756481, 2968518, 3355716, 3675308, 5512962, 5937036, 6431789, 11025924, 12863578, 19295367, 25727156, 38590734, 77181468]

約数ペア:

[(1, 77181468), (2, 38590734), (3, 25727156), (4, 19295367), (6, 12863578), (7, 11025924), (12, 6431789), (13, 5937036), (14, 5512962), (21, 3675308), (23, 3355716), (26, 2968518), (28, 2756481), (39, 1979012), (42, 1837654), (46, 1677858), (49, 1575132), (52, 1484259), (69, 1118572), (78, 989506), (84, 918827), (91, 848148), (92, 838929), (98, 787566), (138, 559286), (147, 525044), (156, 494753), (161, 479388), (182, 424074), (196, 393783), (273, 282716), (276, 279643), (294, 262522), (299, 258132), (322, 239694), (364, 212037), (439, 175812), (483, 159796), (546, 141358), (588, 131261), (598, 129066), (637, 121164), (644, 119847), (878, 87906), (897, 86044), (966, 79898), (1092, 70679), (1127, 68484), (1196, 64533), (1274, 60582), (1317, 58604), (1756, 43953), (1794, 43022), (1911, 40388), (1932, 39949), (2093, 36876), (2254, 34242), (2548, 30291), (2634, 29302), (3073, 25116), (3381, 22828), (3588, 21511), (3822, 20194), (4186, 18438), (4508, 17121), (5268, 14651), (5707, 13524), (6146, 12558), (6279, 12292), (6762, 11414), (7644, 10097), (8372, 9219)]