148945840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109519}}^1$

素因数の和:109549

約数の個数: 40

約数和(自身を含む): 366672960

約数和(自身を除く): 217727120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 109519, 219038, 438076, 547595, 876152, 1095190, 1752304, 1861823, 2190380, 3723646, 4380760, 7447292, 8761520, 9309115, 14894584, 18618230, 29789168, 37236460, 74472920, 148945840]

約数ペア:

[(1, 148945840), (2, 74472920), (4, 37236460), (5, 29789168), (8, 18618230), (10, 14894584), (16, 9309115), (17, 8761520), (20, 7447292), (34, 4380760), (40, 3723646), (68, 2190380), (80, 1861823), (85, 1752304), (136, 1095190), (170, 876152), (272, 547595), (340, 438076), (680, 219038), (1360, 109519)]