720734532

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{389}}^1$

素因数の和:570

約数の個数: 144

約数和(自身を含む): 2061521280

約数和(自身を除く): 1340786748

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 49, 69, 84, 92, 98, 137, 138, 147, 161, 196, 274, 276, 294, 322, 389, 411, 483, 548, 588, 644, 778, 822, 959, 966, 1127, 1167, 1556, 1644, 1918, 1932, 2254, 2334, 2723, 2877, 3151, 3381, 3836, 4508, 4668, 5446, 5754, 6302, 6713, 6762, 8169, 8947, 9453, 10892, 11508, 12604, 13426, 13524, 16338, 17894, 18906, 19061, 20139, 22057, 26841, 26852, 32676, 35788, 37812, 38122, 40278, 44114, 53293, 53682, 57183, 62629, 66171, 76244, 80556, 88228, 106586, 107364, 114366, 125258, 132342, 154399, 159879, 187887, 213172, 228732, 250516, 264684, 308798, 319758, 373051, 375774, 438403, 463197, 617596, 639516, 746102, 751548, 876806, 926394, 1119153, 1225739, 1315209, 1492204, 1753612, 1852788, 2238306, 2451478, 2611357, 2630418, 3677217, 4476612, 4902956, 5222714, 5260836, 7354434, 7834071, 8580173, 10445428, 14708868, 15668142, 17160346, 25740519, 31336284, 34320692, 51481038, 60061211, 102962076, 120122422, 180183633, 240244844, 360367266, 720734532]

約数ペア:

[(1, 720734532), (2, 360367266), (3, 240244844), (4, 180183633), (6, 120122422), (7, 102962076), (12, 60061211), (14, 51481038), (21, 34320692), (23, 31336284), (28, 25740519), (42, 17160346), (46, 15668142), (49, 14708868), (69, 10445428), (84, 8580173), (92, 7834071), (98, 7354434), (137, 5260836), (138, 5222714), (147, 4902956), (161, 4476612), (196, 3677217), (274, 2630418), (276, 2611357), (294, 2451478), (322, 2238306), (389, 1852788), (411, 1753612), (483, 1492204), (548, 1315209), (588, 1225739), (644, 1119153), (778, 926394), (822, 876806), (959, 751548), (966, 746102), (1127, 639516), (1167, 617596), (1556, 463197), (1644, 438403), (1918, 375774), (1932, 373051), (2254, 319758), (2334, 308798), (2723, 264684), (2877, 250516), (3151, 228732), (3381, 213172), (3836, 187887), (4508, 159879), (4668, 154399), (5446, 132342), (5754, 125258), (6302, 114366), (6713, 107364), (6762, 106586), (8169, 88228), (8947, 80556), (9453, 76244), (10892, 66171), (11508, 62629), (12604, 57183), (13426, 53682), (13524, 53293), (16338, 44114), (17894, 40278), (18906, 38122), (19061, 37812), (20139, 35788), (22057, 32676), (26841, 26852)]