212419504

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:370

約数の個数: 80

約数和(自身を含む): 462827520

約数和(自身を除く): 250408016

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 71, 88, 89, 142, 176, 178, 191, 284, 356, 382, 568, 712, 764, 781, 979, 1136, 1424, 1528, 1562, 1958, 2101, 3056, 3124, 3916, 4202, 6248, 6319, 7832, 8404, 12496, 12638, 13561, 15664, 16808, 16999, 25276, 27122, 33616, 33998, 50552, 54244, 67996, 69509, 101104, 108488, 135992, 139018, 149171, 186989, 216976, 271984, 278036, 298342, 373978, 556072, 596684, 747956, 1112144, 1193368, 1206929, 1495912, 2386736, 2413858, 2991824, 4827716, 9655432, 13276219, 19310864, 26552438, 53104876, 106209752, 212419504]

約数ペア:

[(1, 212419504), (2, 106209752), (4, 53104876), (8, 26552438), (11, 19310864), (16, 13276219), (22, 9655432), (44, 4827716), (71, 2991824), (88, 2413858), (89, 2386736), (142, 1495912), (176, 1206929), (178, 1193368), (191, 1112144), (284, 747956), (356, 596684), (382, 556072), (568, 373978), (712, 298342), (764, 278036), (781, 271984), (979, 216976), (1136, 186989), (1424, 149171), (1528, 139018), (1562, 135992), (1958, 108488), (2101, 101104), (3056, 69509), (3124, 67996), (3916, 54244), (4202, 50552), (6248, 33998), (6319, 33616), (7832, 27122), (8404, 25276), (12496, 16999), (12638, 16808), (13561, 15664)]