81883320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{682361}}^1$

素因数の和:682375

約数の個数: 32

約数和(自身を含む): 245650320

約数和(自身を除く): 163767000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 682361, 1364722, 2047083, 2729444, 3411805, 4094166, 5458888, 6823610, 8188332, 10235415, 13647220, 16376664, 20470830, 27294440, 40941660, 81883320]

約数ペア:

[(1, 81883320), (2, 40941660), (3, 27294440), (4, 20470830), (5, 16376664), (6, 13647220), (8, 10235415), (10, 8188332), (12, 6823610), (15, 5458888), (20, 4094166), (24, 3411805), (30, 2729444), (40, 2047083), (60, 1364722), (120, 682361)]