72182460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{171863}}^1$

素因数の和:171882

約数の個数: 48

約数和(自身を含む): 230985216

約数和(自身を除く): 158802756

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 171863, 343726, 515589, 687452, 859315, 1031178, 1203041, 1718630, 2062356, 2406082, 2577945, 3437260, 3609123, 4812164, 5155890, 6015205, 7218246, 10311780, 12030410, 14436492, 18045615, 24060820, 36091230, 72182460]

約数ペア:

[(1, 72182460), (2, 36091230), (3, 24060820), (4, 18045615), (5, 14436492), (6, 12030410), (7, 10311780), (10, 7218246), (12, 6015205), (14, 5155890), (15, 4812164), (20, 3609123), (21, 3437260), (28, 2577945), (30, 2406082), (35, 2062356), (42, 1718630), (60, 1203041), (70, 1031178), (84, 859315), (105, 687452), (140, 515589), (210, 343726), (420, 171863)]