84712080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{863}}^1$

素因数の和:1288

約数の個数: 80

約数和(自身を含む): 263554560

約数和(自身を除く): 178842480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 409, 818, 863, 1227, 1636, 1726, 2045, 2454, 2589, 3272, 3452, 4090, 4315, 4908, 5178, 6135, 6544, 6904, 8180, 8630, 9816, 10356, 12270, 12945, 13808, 16360, 17260, 19632, 20712, 24540, 25890, 32720, 34520, 41424, 49080, 51780, 69040, 98160, 103560, 207120, 352967, 705934, 1058901, 1411868, 1764835, 2117802, 2823736, 3529670, 4235604, 5294505, 5647472, 7059340, 8471208, 10589010, 14118680, 16942416, 21178020, 28237360, 42356040, 84712080]

約数ペア:

[(1, 84712080), (2, 42356040), (3, 28237360), (4, 21178020), (5, 16942416), (6, 14118680), (8, 10589010), (10, 8471208), (12, 7059340), (15, 5647472), (16, 5294505), (20, 4235604), (24, 3529670), (30, 2823736), (40, 2117802), (48, 1764835), (60, 1411868), (80, 1058901), (120, 705934), (240, 352967), (409, 207120), (818, 103560), (863, 98160), (1227, 69040), (1636, 51780), (1726, 49080), (2045, 41424), (2454, 34520), (2589, 32720), (3272, 25890), (3452, 24540), (4090, 20712), (4315, 19632), (4908, 17260), (5178, 16360), (6135, 13808), (6544, 12945), (6904, 12270), (8180, 10356), (8630, 9816)]