31440864

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:153

約数の個数: 192

約数和(自身を含む): 104993280

約数和(自身を除く): 73552416

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 59, 61, 78, 84, 91, 96, 104, 112, 118, 122, 156, 168, 177, 182, 183, 208, 224, 236, 244, 273, 312, 336, 354, 364, 366, 413, 416, 427, 472, 488, 546, 624, 672, 708, 728, 732, 767, 793, 826, 854, 944, 976, 1092, 1239, 1248, 1281, 1416, 1456, 1464, 1534, 1586, 1652, 1708, 1888, 1952, 2184, 2301, 2379, 2478, 2562, 2832, 2912, 2928, 3068, 3172, 3304, 3416, 3599, 4368, 4602, 4758, 4956, 5124, 5369, 5551, 5664, 5856, 6136, 6344, 6608, 6832, 7198, 8736, 9204, 9516, 9912, 10248, 10738, 10797, 11102, 12272, 12688, 13216, 13664, 14396, 16107, 16653, 18408, 19032, 19824, 20496, 21476, 21594, 22204, 24544, 25193, 25376, 28792, 32214, 33306, 36816, 38064, 39648, 40992, 42952, 43188, 44408, 46787, 50386, 57584, 64428, 66612, 73632, 75579, 76128, 85904, 86376, 88816, 93574, 100772, 115168, 128856, 133224, 140361, 151158, 171808, 172752, 177632, 187148, 201544, 257712, 266448, 280722, 302316, 327509, 345504, 374296, 403088, 515424, 532896, 561444, 604632, 655018, 748592, 806176, 982527, 1122888, 1209264, 1310036, 1497184, 1965054, 2245776, 2418528, 2620072, 3930108, 4491552, 5240144, 7860216, 10480288, 15720432, 31440864]

約数ペア:

[(1, 31440864), (2, 15720432), (3, 10480288), (4, 7860216), (6, 5240144), (7, 4491552), (8, 3930108), (12, 2620072), (13, 2418528), (14, 2245776), (16, 1965054), (21, 1497184), (24, 1310036), (26, 1209264), (28, 1122888), (32, 982527), (39, 806176), (42, 748592), (48, 655018), (52, 604632), (56, 561444), (59, 532896), (61, 515424), (78, 403088), (84, 374296), (91, 345504), (96, 327509), (104, 302316), (112, 280722), (118, 266448), (122, 257712), (156, 201544), (168, 187148), (177, 177632), (182, 172752), (183, 171808), (208, 151158), (224, 140361), (236, 133224), (244, 128856), (273, 115168), (312, 100772), (336, 93574), (354, 88816), (364, 86376), (366, 85904), (413, 76128), (416, 75579), (427, 73632), (472, 66612), (488, 64428), (546, 57584), (624, 50386), (672, 46787), (708, 44408), (728, 43188), (732, 42952), (767, 40992), (793, 39648), (826, 38064), (854, 36816), (944, 33306), (976, 32214), (1092, 28792), (1239, 25376), (1248, 25193), (1281, 24544), (1416, 22204), (1456, 21594), (1464, 21476), (1534, 20496), (1586, 19824), (1652, 19032), (1708, 18408), (1888, 16653), (1952, 16107), (2184, 14396), (2301, 13664), (2379, 13216), (2478, 12688), (2562, 12272), (2832, 11102), (2912, 10797), (2928, 10738), (3068, 10248), (3172, 9912), (3304, 9516), (3416, 9204), (3599, 8736), (4368, 7198), (4602, 6832), (4758, 6608), (4956, 6344), (5124, 6136), (5369, 5856), (5551, 5664)]