311286144

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:648

約数の個数: 128

約数和(自身を含む): 899297280

約数和(自身を除く): 588011136

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 127, 128, 156, 192, 208, 254, 312, 381, 384, 416, 491, 508, 624, 762, 832, 982, 1016, 1248, 1473, 1524, 1651, 1664, 1964, 2032, 2496, 2946, 3048, 3302, 3928, 4064, 4953, 4992, 5892, 6096, 6383, 6604, 7856, 8128, 9906, 11784, 12192, 12766, 13208, 15712, 16256, 19149, 19812, 23568, 24384, 25532, 26416, 31424, 38298, 39624, 47136, 48768, 51064, 52832, 62357, 62848, 76596, 79248, 94272, 102128, 105664, 124714, 153192, 158496, 187071, 188544, 204256, 211328, 249428, 306384, 316992, 374142, 408512, 498856, 612768, 633984, 748284, 810641, 817024, 997712, 1225536, 1496568, 1621282, 1995424, 2431923, 2451072, 2993136, 3242564, 3990848, 4863846, 5986272, 6485128, 7981696, 9727692, 11972544, 12970256, 19455384, 23945088, 25940512, 38910768, 51881024, 77821536, 103762048, 155643072, 311286144]

約数ペア:

[(1, 311286144), (2, 155643072), (3, 103762048), (4, 77821536), (6, 51881024), (8, 38910768), (12, 25940512), (13, 23945088), (16, 19455384), (24, 12970256), (26, 11972544), (32, 9727692), (39, 7981696), (48, 6485128), (52, 5986272), (64, 4863846), (78, 3990848), (96, 3242564), (104, 2993136), (127, 2451072), (128, 2431923), (156, 1995424), (192, 1621282), (208, 1496568), (254, 1225536), (312, 997712), (381, 817024), (384, 810641), (416, 748284), (491, 633984), (508, 612768), (624, 498856), (762, 408512), (832, 374142), (982, 316992), (1016, 306384), (1248, 249428), (1473, 211328), (1524, 204256), (1651, 188544), (1664, 187071), (1964, 158496), (2032, 153192), (2496, 124714), (2946, 105664), (3048, 102128), (3302, 94272), (3928, 79248), (4064, 76596), (4953, 62848), (4992, 62357), (5892, 52832), (6096, 51064), (6383, 48768), (6604, 47136), (7856, 39624), (8128, 38298), (9906, 31424), (11784, 26416), (12192, 25532), (12766, 24384), (13208, 23568), (15712, 19812), (16256, 19149)]