851023620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1663}}^1\times {\mathrm{2843}}^1$

素因数の和:4521

約数の個数: 72

約数和(自身を含む): 2583899136

約数和(自身を除く): 1732875516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1663, 2843, 3326, 4989, 5686, 6652, 8315, 8529, 9978, 11372, 14215, 14967, 16630, 17058, 19956, 24945, 25587, 28430, 29934, 33260, 34116, 42645, 49890, 51174, 56860, 59868, 74835, 85290, 99780, 102348, 127935, 149670, 170580, 255870, 299340, 511740, 4727909, 9455818, 14183727, 18911636, 23639545, 28367454, 42551181, 47279090, 56734908, 70918635, 85102362, 94558180, 141837270, 170204724, 212755905, 283674540, 425511810, 851023620]

約数ペア:

[(1, 851023620), (2, 425511810), (3, 283674540), (4, 212755905), (5, 170204724), (6, 141837270), (9, 94558180), (10, 85102362), (12, 70918635), (15, 56734908), (18, 47279090), (20, 42551181), (30, 28367454), (36, 23639545), (45, 18911636), (60, 14183727), (90, 9455818), (180, 4727909), (1663, 511740), (2843, 299340), (3326, 255870), (4989, 170580), (5686, 149670), (6652, 127935), (8315, 102348), (8529, 99780), (9978, 85290), (11372, 74835), (14215, 59868), (14967, 56860), (16630, 51174), (17058, 49890), (19956, 42645), (24945, 34116), (25587, 33260), (28430, 29934)]