30301380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2371}}^1$

素因数の和:2457

約数の個数: 72

約数和(自身を含む): 93248064

約数和(自身を除く): 62946684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2371, 2556, 3195, 4260, 4742, 6390, 7113, 9484, 11855, 12780, 14226, 21339, 23710, 28452, 35565, 42678, 47420, 71130, 85356, 106695, 142260, 168341, 213390, 336682, 426780, 505023, 673364, 841705, 1010046, 1515069, 1683410, 2020092, 2525115, 3030138, 3366820, 5050230, 6060276, 7575345, 10100460, 15150690, 30301380]

約数ペア:

[(1, 30301380), (2, 15150690), (3, 10100460), (4, 7575345), (5, 6060276), (6, 5050230), (9, 3366820), (10, 3030138), (12, 2525115), (15, 2020092), (18, 1683410), (20, 1515069), (30, 1010046), (36, 841705), (45, 673364), (60, 505023), (71, 426780), (90, 336682), (142, 213390), (180, 168341), (213, 142260), (284, 106695), (355, 85356), (426, 71130), (639, 47420), (710, 42678), (852, 35565), (1065, 28452), (1278, 23710), (1420, 21339), (2130, 14226), (2371, 12780), (2556, 11855), (3195, 9484), (4260, 7113), (4742, 6390)]