151896280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{122497}}^1$

素因数の和:122539

約数の個数: 32

約数和(自身を含む): 352794240

約数和(自身を除く): 200897960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 122497, 244994, 489988, 612485, 979976, 1224970, 2449940, 3797407, 4899880, 7594814, 15189628, 18987035, 30379256, 37974070, 75948140, 151896280]

約数ペア:

[(1, 151896280), (2, 75948140), (4, 37974070), (5, 30379256), (8, 18987035), (10, 15189628), (20, 7594814), (31, 4899880), (40, 3797407), (62, 2449940), (124, 1224970), (155, 979976), (248, 612485), (310, 489988), (620, 244994), (1240, 122497)]