142913820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17909}}^1$

素因数の和:17947

約数の個数: 96

約数和(自身を含む): 481420800

約数和(自身を除く): 338506980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 17909, 35818, 53727, 71636, 89545, 107454, 125363, 179090, 214908, 250726, 268635, 340271, 358180, 376089, 501452, 537270, 626815, 680542, 752178, 1020813, 1074540, 1253630, 1361084, 1504356, 1701355, 1880445, 2041626, 2381897, 2507260, 3402710, 3760890, 4083252, 4763794, 5104065, 6805420, 7145691, 7521780, 9527588, 10208130, 11909485, 14291382, 20416260, 23818970, 28582764, 35728455, 47637940, 71456910, 142913820]

約数ペア:

[(1, 142913820), (2, 71456910), (3, 47637940), (4, 35728455), (5, 28582764), (6, 23818970), (7, 20416260), (10, 14291382), (12, 11909485), (14, 10208130), (15, 9527588), (19, 7521780), (20, 7145691), (21, 6805420), (28, 5104065), (30, 4763794), (35, 4083252), (38, 3760890), (42, 3402710), (57, 2507260), (60, 2381897), (70, 2041626), (76, 1880445), (84, 1701355), (95, 1504356), (105, 1361084), (114, 1253630), (133, 1074540), (140, 1020813), (190, 752178), (210, 680542), (228, 626815), (266, 537270), (285, 501452), (380, 376089), (399, 358180), (420, 340271), (532, 268635), (570, 250726), (665, 214908), (798, 179090), (1140, 125363), (1330, 107454), (1596, 89545), (1995, 71636), (2660, 53727), (3990, 35818), (7980, 17909)]