74398920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21379}}^1$

素因数の和:21422

約数の個数: 64

約数和(自身を含む): 230904000

約数和(自身を除く): 156505080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 21379, 42758, 64137, 85516, 106895, 128274, 171032, 213790, 256548, 320685, 427580, 513096, 619991, 641370, 855160, 1239982, 1282740, 1859973, 2479964, 2565480, 3099955, 3719946, 4959928, 6199910, 7439892, 9299865, 12399820, 14879784, 18599730, 24799640, 37199460, 74398920]

約数ペア:

[(1, 74398920), (2, 37199460), (3, 24799640), (4, 18599730), (5, 14879784), (6, 12399820), (8, 9299865), (10, 7439892), (12, 6199910), (15, 4959928), (20, 3719946), (24, 3099955), (29, 2565480), (30, 2479964), (40, 1859973), (58, 1282740), (60, 1239982), (87, 855160), (116, 641370), (120, 619991), (145, 513096), (174, 427580), (232, 320685), (290, 256548), (348, 213790), (435, 171032), (580, 128274), (696, 106895), (870, 85516), (1160, 64137), (1740, 42758), (3480, 21379)]