148625720

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{887}}^1$

素因数の和:1028

約数の個数: 64

約数和(自身を含む): 345254400

約数和(自身を除く): 196628680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 71, 118, 142, 236, 284, 295, 355, 472, 568, 590, 710, 887, 1180, 1420, 1774, 2360, 2840, 3548, 4189, 4435, 7096, 8378, 8870, 16756, 17740, 20945, 33512, 35480, 41890, 52333, 62977, 83780, 104666, 125954, 167560, 209332, 251908, 261665, 314885, 418664, 503816, 523330, 629770, 1046660, 1259540, 2093320, 2519080, 3715643, 7431286, 14862572, 18578215, 29725144, 37156430, 74312860, 148625720]

約数ペア:

[(1, 148625720), (2, 74312860), (4, 37156430), (5, 29725144), (8, 18578215), (10, 14862572), (20, 7431286), (40, 3715643), (59, 2519080), (71, 2093320), (118, 1259540), (142, 1046660), (236, 629770), (284, 523330), (295, 503816), (355, 418664), (472, 314885), (568, 261665), (590, 251908), (710, 209332), (887, 167560), (1180, 125954), (1420, 104666), (1774, 83780), (2360, 62977), (2840, 52333), (3548, 41890), (4189, 35480), (4435, 33512), (7096, 20945), (8378, 17740), (8870, 16756)]