287485744

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{421}}^1$

素因数の和:523

約数の個数: 120

約数和(自身を含む): 709881648

約数和(自身を除く): 422395904

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 67, 91, 98, 104, 112, 134, 182, 196, 208, 268, 364, 392, 421, 469, 536, 637, 728, 784, 842, 871, 938, 1072, 1274, 1456, 1684, 1742, 1876, 2548, 2947, 3283, 3368, 3484, 3752, 5096, 5473, 5894, 6097, 6566, 6736, 6968, 7504, 10192, 10946, 11788, 12194, 13132, 13936, 20629, 21892, 23576, 24388, 26264, 28207, 38311, 41258, 42679, 43784, 47152, 48776, 52528, 56414, 76622, 82516, 85358, 87568, 97552, 112828, 153244, 165032, 170716, 197449, 225656, 268177, 306488, 330064, 341432, 366691, 394898, 451312, 536354, 612976, 682864, 733382, 789796, 1072708, 1382143, 1466764, 1579592, 2145416, 2566837, 2764286, 2933528, 3159184, 4290832, 5133674, 5528572, 5867056, 10267348, 11057144, 17967859, 20534696, 22114288, 35935718, 41069392, 71871436, 143742872, 287485744]

約数ペア:

[(1, 287485744), (2, 143742872), (4, 71871436), (7, 41069392), (8, 35935718), (13, 22114288), (14, 20534696), (16, 17967859), (26, 11057144), (28, 10267348), (49, 5867056), (52, 5528572), (56, 5133674), (67, 4290832), (91, 3159184), (98, 2933528), (104, 2764286), (112, 2566837), (134, 2145416), (182, 1579592), (196, 1466764), (208, 1382143), (268, 1072708), (364, 789796), (392, 733382), (421, 682864), (469, 612976), (536, 536354), (637, 451312), (728, 394898), (784, 366691), (842, 341432), (871, 330064), (938, 306488), (1072, 268177), (1274, 225656), (1456, 197449), (1684, 170716), (1742, 165032), (1876, 153244), (2548, 112828), (2947, 97552), (3283, 87568), (3368, 85358), (3484, 82516), (3752, 76622), (5096, 56414), (5473, 52528), (5894, 48776), (6097, 47152), (6566, 43784), (6736, 42679), (6968, 41258), (7504, 38311), (10192, 28207), (10946, 26264), (11788, 24388), (12194, 23576), (13132, 21892), (13936, 20629)]