171686144

素因数分解:

$2^8\times 7^1\times {\mathrm{149}}^1\times {\mathrm{643}}^1$

素因数の和:815

約数の個数: 72

約数和(自身を含む): 394900800

約数和(自身を除く): 223214656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 149, 224, 256, 298, 448, 596, 643, 896, 1043, 1192, 1286, 1792, 2086, 2384, 2572, 4172, 4501, 4768, 5144, 8344, 9002, 9536, 10288, 16688, 18004, 19072, 20576, 33376, 36008, 38144, 41152, 66752, 72016, 82304, 95807, 133504, 144032, 164608, 191614, 267008, 288064, 383228, 576128, 670649, 766456, 1152256, 1341298, 1532912, 2682596, 3065824, 5365192, 6131648, 10730384, 12263296, 21460768, 24526592, 42921536, 85843072, 171686144]

約数ペア:

[(1, 171686144), (2, 85843072), (4, 42921536), (7, 24526592), (8, 21460768), (14, 12263296), (16, 10730384), (28, 6131648), (32, 5365192), (56, 3065824), (64, 2682596), (112, 1532912), (128, 1341298), (149, 1152256), (224, 766456), (256, 670649), (298, 576128), (448, 383228), (596, 288064), (643, 267008), (896, 191614), (1043, 164608), (1192, 144032), (1286, 133504), (1792, 95807), (2086, 82304), (2384, 72016), (2572, 66752), (4172, 41152), (4501, 38144), (4768, 36008), (5144, 33376), (8344, 20576), (9002, 19072), (9536, 18004), (10288, 16688)]