171772720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{3037}}^1$

素因数の和:3158

約数の個数: 80

約数和(自身を含む): 461095488

約数和(自身を除く): 289322768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 101, 112, 140, 202, 280, 404, 505, 560, 707, 808, 1010, 1414, 1616, 2020, 2828, 3037, 3535, 4040, 5656, 6074, 7070, 8080, 11312, 12148, 14140, 15185, 21259, 24296, 28280, 30370, 42518, 48592, 56560, 60740, 85036, 106295, 121480, 170072, 212590, 242960, 306737, 340144, 425180, 613474, 850360, 1226948, 1533685, 1700720, 2147159, 2453896, 3067370, 4294318, 4907792, 6134740, 8588636, 10735795, 12269480, 17177272, 21471590, 24538960, 34354544, 42943180, 85886360, 171772720]

約数ペア:

[(1, 171772720), (2, 85886360), (4, 42943180), (5, 34354544), (7, 24538960), (8, 21471590), (10, 17177272), (14, 12269480), (16, 10735795), (20, 8588636), (28, 6134740), (35, 4907792), (40, 4294318), (56, 3067370), (70, 2453896), (80, 2147159), (101, 1700720), (112, 1533685), (140, 1226948), (202, 850360), (280, 613474), (404, 425180), (505, 340144), (560, 306737), (707, 242960), (808, 212590), (1010, 170072), (1414, 121480), (1616, 106295), (2020, 85036), (2828, 60740), (3037, 56560), (3535, 48592), (4040, 42518), (5656, 30370), (6074, 28280), (7070, 24296), (8080, 21259), (11312, 15185), (12148, 14140)]