201840128

素因数分解:

$2^9\times 7^1\times {\mathrm{199}}^1\times {\mathrm{283}}^1$

素因数の和:507

約数の個数: 80

約数和(自身を含む): 464851200

約数和(自身を除く): 263011072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 199, 224, 256, 283, 398, 448, 512, 566, 796, 896, 1132, 1393, 1592, 1792, 1981, 2264, 2786, 3184, 3584, 3962, 4528, 5572, 6368, 7924, 9056, 11144, 12736, 15848, 18112, 22288, 25472, 31696, 36224, 44576, 50944, 56317, 63392, 72448, 89152, 101888, 112634, 126784, 144896, 178304, 225268, 253568, 356608, 394219, 450536, 507136, 713216, 788438, 901072, 1014272, 1576876, 1802144, 3153752, 3604288, 6307504, 7208576, 12615008, 14417152, 25230016, 28834304, 50460032, 100920064, 201840128]

約数ペア:

[(1, 201840128), (2, 100920064), (4, 50460032), (7, 28834304), (8, 25230016), (14, 14417152), (16, 12615008), (28, 7208576), (32, 6307504), (56, 3604288), (64, 3153752), (112, 1802144), (128, 1576876), (199, 1014272), (224, 901072), (256, 788438), (283, 713216), (398, 507136), (448, 450536), (512, 394219), (566, 356608), (796, 253568), (896, 225268), (1132, 178304), (1393, 144896), (1592, 126784), (1792, 112634), (1981, 101888), (2264, 89152), (2786, 72448), (3184, 63392), (3584, 56317), (3962, 50944), (4528, 44576), (5572, 36224), (6368, 31696), (7924, 25472), (9056, 22288), (11144, 18112), (12736, 15848)]