154290780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{122453}}^1$

素因数の和:122475

約数の個数: 72

約数和(自身を含む): 534879072

約数和(自身を除く): 380588292

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, 122453, 244906, 367359, 489812, 612265, 734718, 857171, 1102077, 1224530, 1469436, 1714342, 1836795, 2204154, 2449060, 2571513, 3428684, 3673590, 4285855, 4408308, 5143026, 5510385, 7347180, 7714539, 8571710, 10286052, 11020770, 12857565, 15429078, 17143420, 22041540, 25715130, 30858156, 38572695, 51430260, 77145390, 154290780]

約数ペア:

[(1, 154290780), (2, 77145390), (3, 51430260), (4, 38572695), (5, 30858156), (6, 25715130), (7, 22041540), (9, 17143420), (10, 15429078), (12, 12857565), (14, 11020770), (15, 10286052), (18, 8571710), (20, 7714539), (21, 7347180), (28, 5510385), (30, 5143026), (35, 4408308), (36, 4285855), (42, 3673590), (45, 3428684), (60, 2571513), (63, 2449060), (70, 2204154), (84, 1836795), (90, 1714342), (105, 1469436), (126, 1224530), (140, 1102077), (180, 857171), (210, 734718), (252, 612265), (315, 489812), (420, 367359), (630, 244906), (1260, 122453)]