131831424

素因数分解:

$2^7\times 3^2\times {\mathrm{19}}^2\times {\mathrm{317}}^1$

素因数の和:375

約数の個数: 144

約数和(自身を含む): 401638770

約数和(自身を除く): 269807346

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 128, 144, 152, 171, 192, 228, 288, 304, 317, 342, 361, 384, 456, 576, 608, 634, 684, 722, 912, 951, 1083, 1152, 1216, 1268, 1368, 1444, 1824, 1902, 2166, 2432, 2536, 2736, 2853, 2888, 3249, 3648, 3804, 4332, 5072, 5472, 5706, 5776, 6023, 6498, 7296, 7608, 8664, 10144, 10944, 11412, 11552, 12046, 12996, 15216, 17328, 18069, 20288, 21888, 22824, 23104, 24092, 25992, 30432, 34656, 36138, 40576, 45648, 46208, 48184, 51984, 54207, 60864, 69312, 72276, 91296, 96368, 103968, 108414, 114437, 121728, 138624, 144552, 182592, 192736, 207936, 216828, 228874, 289104, 343311, 365184, 385472, 415872, 433656, 457748, 578208, 686622, 770944, 867312, 915496, 1029933, 1156416, 1373244, 1734624, 1830992, 2059866, 2312832, 2746488, 3469248, 3661984, 4119732, 5492976, 6938496, 7323968, 8239464, 10985952, 14647936, 16478928, 21971904, 32957856, 43943808, 65915712, 131831424]

約数ペア:

[(1, 131831424), (2, 65915712), (3, 43943808), (4, 32957856), (6, 21971904), (8, 16478928), (9, 14647936), (12, 10985952), (16, 8239464), (18, 7323968), (19, 6938496), (24, 5492976), (32, 4119732), (36, 3661984), (38, 3469248), (48, 2746488), (57, 2312832), (64, 2059866), (72, 1830992), (76, 1734624), (96, 1373244), (114, 1156416), (128, 1029933), (144, 915496), (152, 867312), (171, 770944), (192, 686622), (228, 578208), (288, 457748), (304, 433656), (317, 415872), (342, 385472), (361, 365184), (384, 343311), (456, 289104), (576, 228874), (608, 216828), (634, 207936), (684, 192736), (722, 182592), (912, 144552), (951, 138624), (1083, 121728), (1152, 114437), (1216, 108414), (1268, 103968), (1368, 96368), (1444, 91296), (1824, 72276), (1902, 69312), (2166, 60864), (2432, 54207), (2536, 51984), (2736, 48184), (2853, 46208), (2888, 45648), (3249, 40576), (3648, 36138), (3804, 34656), (4332, 30432), (5072, 25992), (5472, 24092), (5706, 23104), (5776, 22824), (6023, 21888), (6498, 20288), (7296, 18069), (7608, 17328), (8664, 15216), (10144, 12996), (10944, 12046), (11412, 11552)]