174879180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{138793}}^1$

素因数の和:138815

約数の個数: 72

約数和(自身を含む): 606252192

約数和(自身を除く): 431373012

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 138793, 277586, 416379, 555172, 693965, 832758, 971551, 1249137, 1387930, 1665516, 1943102, 2081895, 2498274, 2775860, 2914653, 3886204, 4163790, 4857755, 4996548, 5829306, 6245685, 8327580, 8743959, 9715510, 11658612, 12491370, 14573265, 17487918, 19431020, 24982740, 29146530, 34975836, 43719795, 58293060, 87439590, 174879180]

約数ペア:

[(1, 174879180), (2, 87439590), (3, 58293060), (4, 43719795), (5, 34975836), (6, 29146530), (7, 24982740), (9, 19431020), (10, 17487918), (12, 14573265), (14, 12491370), (15, 11658612), (18, 9715510), (20, 8743959), (21, 8327580), (28, 6245685), (30, 5829306), (35, 4996548), (36, 4857755), (42, 4163790), (45, 3886204), (60, 2914653), (63, 2775860), (70, 2498274), (84, 2081895), (90, 1943102), (105, 1665516), (126, 1387930), (140, 1249137), (180, 971551), (210, 832758), (252, 693965), (315, 555172), (420, 416379), (630, 277586), (1260, 138793)]