155518860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{977}}^1$

素因数の和:1375

約数の個数: 96

約数和(自身を含む): 499484160

約数和(自身を除く): 343965300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 379, 420, 758, 977, 1137, 1516, 1895, 1954, 2274, 2653, 2931, 3790, 3908, 4548, 4885, 5306, 5685, 5862, 6839, 7580, 7959, 9770, 10612, 11370, 11724, 13265, 13678, 14655, 15918, 19540, 20517, 22740, 26530, 27356, 29310, 31836, 34195, 39795, 41034, 53060, 58620, 68390, 79590, 82068, 102585, 136780, 159180, 205170, 370283, 410340, 740566, 1110849, 1481132, 1851415, 2221698, 2591981, 3702830, 4443396, 5183962, 5554245, 7405660, 7775943, 10367924, 11108490, 12959905, 15551886, 22216980, 25919810, 31103772, 38879715, 51839620, 77759430, 155518860]

約数ペア:

[(1, 155518860), (2, 77759430), (3, 51839620), (4, 38879715), (5, 31103772), (6, 25919810), (7, 22216980), (10, 15551886), (12, 12959905), (14, 11108490), (15, 10367924), (20, 7775943), (21, 7405660), (28, 5554245), (30, 5183962), (35, 4443396), (42, 3702830), (60, 2591981), (70, 2221698), (84, 1851415), (105, 1481132), (140, 1110849), (210, 740566), (379, 410340), (420, 370283), (758, 205170), (977, 159180), (1137, 136780), (1516, 102585), (1895, 82068), (1954, 79590), (2274, 68390), (2653, 58620), (2931, 53060), (3790, 41034), (3908, 39795), (4548, 34195), (4885, 31836), (5306, 29310), (5685, 27356), (5862, 26530), (6839, 22740), (7580, 20517), (7959, 19540), (9770, 15918), (10612, 14655), (11370, 13678), (11724, 13265)]