15861420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{9791}}^1$

素因数の和:9812

約数の個数: 60

約数和(自身を含む): 49762944

約数和(自身を除く): 33901524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 9791, 19582, 29373, 39164, 48955, 58746, 88119, 97910, 117492, 146865, 176238, 195820, 264357, 293730, 352476, 440595, 528714, 587460, 793071, 881190, 1057428, 1321785, 1586142, 1762380, 2643570, 3172284, 3965355, 5287140, 7930710, 15861420]

約数ペア:

[(1, 15861420), (2, 7930710), (3, 5287140), (4, 3965355), (5, 3172284), (6, 2643570), (9, 1762380), (10, 1586142), (12, 1321785), (15, 1057428), (18, 881190), (20, 793071), (27, 587460), (30, 528714), (36, 440595), (45, 352476), (54, 293730), (60, 264357), (81, 195820), (90, 176238), (108, 146865), (135, 117492), (162, 97910), (180, 88119), (270, 58746), (324, 48955), (405, 39164), (540, 29373), (810, 19582), (1620, 9791)]