7879890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:307

約数の個数: 64

約数和(自身を含む): 20136960

約数和(自身を除く): 12257070

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 37, 62, 74, 93, 111, 155, 185, 186, 222, 229, 310, 370, 458, 465, 555, 687, 930, 1110, 1145, 1147, 1374, 2290, 2294, 3435, 3441, 5735, 6870, 6882, 7099, 8473, 11470, 14198, 16946, 17205, 21297, 25419, 34410, 35495, 42365, 42594, 50838, 70990, 84730, 106485, 127095, 212970, 254190, 262663, 525326, 787989, 1313315, 1575978, 2626630, 3939945, 7879890]

約数ペア:

[(1, 7879890), (2, 3939945), (3, 2626630), (5, 1575978), (6, 1313315), (10, 787989), (15, 525326), (30, 262663), (31, 254190), (37, 212970), (62, 127095), (74, 106485), (93, 84730), (111, 70990), (155, 50838), (185, 42594), (186, 42365), (222, 35495), (229, 34410), (310, 25419), (370, 21297), (458, 17205), (465, 16946), (555, 14198), (687, 11470), (930, 8473), (1110, 7099), (1145, 6882), (1147, 6870), (1374, 5735), (2290, 3441), (2294, 3435)]