150640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{269}}^1$

素因数の和:289

約数の個数: 40

約数和(自身を含む): 401760

約数和(自身を除く): 251120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 269, 280, 538, 560, 1076, 1345, 1883, 2152, 2690, 3766, 4304, 5380, 7532, 9415, 10760, 15064, 18830, 21520, 30128, 37660, 75320, 150640]

約数ペア:

[(1, 150640), (2, 75320), (4, 37660), (5, 30128), (7, 21520), (8, 18830), (10, 15064), (14, 10760), (16, 9415), (20, 7532), (28, 5380), (35, 4304), (40, 3766), (56, 2690), (70, 2152), (80, 1883), (112, 1345), (140, 1076), (269, 560), (280, 538)]