87244020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{161563}}^1$

素因数の和:161581

約数の個数: 48

約数和(自身を含む): 271427520

約数和(自身を除く): 184183500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 161563, 323126, 484689, 646252, 807815, 969378, 1454067, 1615630, 1938756, 2423445, 2908134, 3231260, 4362201, 4846890, 5816268, 7270335, 8724402, 9693780, 14540670, 17448804, 21811005, 29081340, 43622010, 87244020]

約数ペア:

[(1, 87244020), (2, 43622010), (3, 29081340), (4, 21811005), (5, 17448804), (6, 14540670), (9, 9693780), (10, 8724402), (12, 7270335), (15, 5816268), (18, 4846890), (20, 4362201), (27, 3231260), (30, 2908134), (36, 2423445), (45, 1938756), (54, 1615630), (60, 1454067), (90, 969378), (108, 807815), (135, 646252), (180, 484689), (270, 323126), (540, 161563)]