1211372120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{19937}}^1$

素因数の和:19993

約数の個数: 96

約数和(自身を含む): 3273022080

約数和(自身を除く): 2061649960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 62, 70, 98, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 620, 868, 980, 1085, 1240, 1519, 1736, 1960, 2170, 3038, 4340, 6076, 7595, 8680, 12152, 15190, 19937, 30380, 39874, 60760, 79748, 99685, 139559, 159496, 199370, 279118, 398740, 558236, 618047, 697795, 797480, 976913, 1116472, 1236094, 1395590, 1953826, 2472188, 2791180, 3090235, 3907652, 4326329, 4884565, 4944376, 5582360, 6180470, 7815304, 8652658, 9769130, 12360940, 17305316, 19538260, 21631645, 24721880, 30284303, 34610632, 39076520, 43263290, 60568606, 86526580, 121137212, 151421515, 173053160, 242274424, 302843030, 605686060, 1211372120]

約数ペア:

[(1, 1211372120), (2, 605686060), (4, 302843030), (5, 242274424), (7, 173053160), (8, 151421515), (10, 121137212), (14, 86526580), (20, 60568606), (28, 43263290), (31, 39076520), (35, 34610632), (40, 30284303), (49, 24721880), (56, 21631645), (62, 19538260), (70, 17305316), (98, 12360940), (124, 9769130), (140, 8652658), (155, 7815304), (196, 6180470), (217, 5582360), (245, 4944376), (248, 4884565), (280, 4326329), (310, 3907652), (392, 3090235), (434, 2791180), (490, 2472188), (620, 1953826), (868, 1395590), (980, 1236094), (1085, 1116472), (1240, 976913), (1519, 797480), (1736, 697795), (1960, 618047), (2170, 558236), (3038, 398740), (4340, 279118), (6076, 199370), (7595, 159496), (8680, 139559), (12152, 99685), (15190, 79748), (19937, 60760), (30380, 39874)]