240063993

素因数分解:

$3^4\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:141

約数の個数: 80

約数和(自身を含む): 414691200

約数和(自身を除く): 174627207

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 71, 81, 117, 169, 171, 213, 247, 351, 507, 513, 639, 741, 923, 1053, 1349, 1521, 1539, 1917, 2197, 2223, 2769, 3211, 4047, 4563, 5751, 6591, 6669, 8307, 9633, 11999, 12141, 13689, 17537, 19773, 20007, 24921, 28899, 35997, 36423, 41743, 52611, 59319, 74763, 86697, 107991, 109269, 125229, 155987, 157833, 177957, 227981, 260091, 323973, 375687, 467961, 473499, 683943, 971919, 1127061, 1403883, 1420497, 2051829, 2963753, 3381183, 4211649, 6155487, 8891259, 12634947, 18466461, 26673777, 80021331, 240063993]

約数ペア:

[(1, 240063993), (3, 80021331), (9, 26673777), (13, 18466461), (19, 12634947), (27, 8891259), (39, 6155487), (57, 4211649), (71, 3381183), (81, 2963753), (117, 2051829), (169, 1420497), (171, 1403883), (213, 1127061), (247, 971919), (351, 683943), (507, 473499), (513, 467961), (639, 375687), (741, 323973), (923, 260091), (1053, 227981), (1349, 177957), (1521, 157833), (1539, 155987), (1917, 125229), (2197, 109269), (2223, 107991), (2769, 86697), (3211, 74763), (4047, 59319), (4563, 52611), (5751, 41743), (6591, 36423), (6669, 35997), (8307, 28899), (9633, 24921), (11999, 20007), (12141, 19773), (13689, 17537)]