320903856

素因数分解:

$2^4\times 3^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{907}}^1$

素因数の和:950

約数の個数: 240

約数和(自身を含む): 1147537664

約数和(自身を除く): 826633808

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 36, 39, 42, 48, 52, 54, 56, 63, 72, 78, 81, 84, 91, 104, 108, 112, 117, 126, 144, 156, 162, 168, 182, 189, 208, 216, 234, 243, 252, 273, 312, 324, 336, 351, 364, 378, 432, 468, 486, 504, 546, 567, 624, 648, 702, 728, 756, 819, 907, 936, 972, 1008, 1053, 1092, 1134, 1296, 1404, 1456, 1512, 1638, 1701, 1814, 1872, 1944, 2106, 2184, 2268, 2457, 2721, 2808, 3024, 3159, 3276, 3402, 3628, 3888, 4212, 4368, 4536, 4914, 5442, 5616, 6318, 6349, 6552, 6804, 7256, 7371, 8163, 8424, 9072, 9828, 10884, 11791, 12636, 12698, 13104, 13608, 14512, 14742, 16326, 16848, 19047, 19656, 21768, 22113, 23582, 24489, 25272, 25396, 27216, 29484, 32652, 35373, 38094, 39312, 43536, 44226, 47164, 48978, 50544, 50792, 57141, 58968, 65304, 70746, 73467, 76188, 82537, 88452, 94328, 97956, 101584, 106119, 114282, 117936, 130608, 141492, 146934, 152376, 165074, 171423, 176904, 188656, 195912, 212238, 220401, 228564, 247611, 282984, 293868, 304752, 318357, 330148, 342846, 353808, 391824, 424476, 440802, 457128, 495222, 514269, 565968, 587736, 636714, 660296, 685692, 742833, 848952, 881604, 914256, 955071, 990444, 1028538, 1175472, 1273428, 1320592, 1371384, 1485666, 1542807, 1697904, 1763208, 1910142, 1980888, 2057076, 2228499, 2546856, 2742768, 2865213, 2971332, 3085614, 3526416, 3820284, 3961776, 4114152, 4456998, 5093712, 5730426, 5942664, 6171228, 6685497, 7640568, 8228304, 8913996, 11460852, 11885328, 12342456, 13370994, 15281136, 17827992, 20056491, 22921704, 24684912, 26741988, 35655984, 40112982, 45843408, 53483976, 80225964, 106967952, 160451928, 320903856]

約数ペア:

[(1, 320903856), (2, 160451928), (3, 106967952), (4, 80225964), (6, 53483976), (7, 45843408), (8, 40112982), (9, 35655984), (12, 26741988), (13, 24684912), (14, 22921704), (16, 20056491), (18, 17827992), (21, 15281136), (24, 13370994), (26, 12342456), (27, 11885328), (28, 11460852), (36, 8913996), (39, 8228304), (42, 7640568), (48, 6685497), (52, 6171228), (54, 5942664), (56, 5730426), (63, 5093712), (72, 4456998), (78, 4114152), (81, 3961776), (84, 3820284), (91, 3526416), (104, 3085614), (108, 2971332), (112, 2865213), (117, 2742768), (126, 2546856), (144, 2228499), (156, 2057076), (162, 1980888), (168, 1910142), (182, 1763208), (189, 1697904), (208, 1542807), (216, 1485666), (234, 1371384), (243, 1320592), (252, 1273428), (273, 1175472), (312, 1028538), (324, 990444), (336, 955071), (351, 914256), (364, 881604), (378, 848952), (432, 742833), (468, 685692), (486, 660296), (504, 636714), (546, 587736), (567, 565968), (624, 514269), (648, 495222), (702, 457128), (728, 440802), (756, 424476), (819, 391824), (907, 353808), (936, 342846), (972, 330148), (1008, 318357), (1053, 304752), (1092, 293868), (1134, 282984), (1296, 247611), (1404, 228564), (1456, 220401), (1512, 212238), (1638, 195912), (1701, 188656), (1814, 176904), (1872, 171423), (1944, 165074), (2106, 152376), (2184, 146934), (2268, 141492), (2457, 130608), (2721, 117936), (2808, 114282), (3024, 106119), (3159, 101584), (3276, 97956), (3402, 94328), (3628, 88452), (3888, 82537), (4212, 76188), (4368, 73467), (4536, 70746), (4914, 65304), (5442, 58968), (5616, 57141), (6318, 50792), (6349, 50544), (6552, 48978), (6804, 47164), (7256, 44226), (7371, 43536), (8163, 39312), (8424, 38094), (9072, 35373), (9828, 32652), (10884, 29484), (11791, 27216), (12636, 25396), (12698, 25272), (13104, 24489), (13608, 23582), (14512, 22113), (14742, 21768), (16326, 19656), (16848, 19047)]