87831984

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{499}}^1$

素因数の和:722

約数の個数: 80

約数和(自身を含む): 240560000

約数和(自身を除く): 152728016

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 193, 228, 304, 386, 456, 499, 579, 772, 912, 998, 1158, 1497, 1544, 1996, 2316, 2994, 3088, 3667, 3992, 4632, 5988, 7334, 7984, 9264, 9481, 11001, 11976, 14668, 18962, 22002, 23952, 28443, 29336, 37924, 44004, 56886, 58672, 75848, 88008, 96307, 113772, 151696, 176016, 192614, 227544, 288921, 385228, 455088, 577842, 770456, 1155684, 1540912, 1829833, 2311368, 3659666, 4622736, 5489499, 7319332, 10978998, 14638664, 21957996, 29277328, 43915992, 87831984]

約数ペア:

[(1, 87831984), (2, 43915992), (3, 29277328), (4, 21957996), (6, 14638664), (8, 10978998), (12, 7319332), (16, 5489499), (19, 4622736), (24, 3659666), (38, 2311368), (48, 1829833), (57, 1540912), (76, 1155684), (114, 770456), (152, 577842), (193, 455088), (228, 385228), (304, 288921), (386, 227544), (456, 192614), (499, 176016), (579, 151696), (772, 113772), (912, 96307), (998, 88008), (1158, 75848), (1497, 58672), (1544, 56886), (1996, 44004), (2316, 37924), (2994, 29336), (3088, 28443), (3667, 23952), (3992, 22002), (4632, 18962), (5988, 14668), (7334, 11976), (7984, 11001), (9264, 9481)]