81209160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{225581}}^1$

素因数の和:225598

約数の個数: 48

約数和(自身を含む): 263930940

約数和(自身を除く): 182721780

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 225581, 451162, 676743, 902324, 1127905, 1353486, 1804648, 2030229, 2255810, 2706972, 3383715, 4060458, 4511620, 5413944, 6767430, 8120916, 9023240, 10151145, 13534860, 16241832, 20302290, 27069720, 40604580, 81209160]

約数ペア:

[(1, 81209160), (2, 40604580), (3, 27069720), (4, 20302290), (5, 16241832), (6, 13534860), (8, 10151145), (9, 9023240), (10, 8120916), (12, 6767430), (15, 5413944), (18, 4511620), (20, 4060458), (24, 3383715), (30, 2706972), (36, 2255810), (40, 2030229), (45, 1804648), (60, 1353486), (72, 1127905), (90, 902324), (120, 676743), (180, 451162), (360, 225581)]