151097720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{121853}}^1$

素因数の和:121895

約数の個数: 32

約数和(自身を含む): 350939520

約数和(自身を除く): 199841800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 121853, 243706, 487412, 609265, 974824, 1218530, 2437060, 3777443, 4874120, 7554886, 15109772, 18887215, 30219544, 37774430, 75548860, 151097720]

約数ペア:

[(1, 151097720), (2, 75548860), (4, 37774430), (5, 30219544), (8, 18887215), (10, 15109772), (20, 7554886), (31, 4874120), (40, 3777443), (62, 2437060), (124, 1218530), (155, 974824), (248, 609265), (310, 487412), (620, 243706), (1240, 121853)]