15387780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8273}}^1$

素因数の和:8316

約数の個数: 48

約数和(自身を含む): 44481024

約数和(自身を除く): 29093244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 8273, 16546, 24819, 33092, 41365, 49638, 82730, 99276, 124095, 165460, 248190, 256463, 496380, 512926, 769389, 1025852, 1282315, 1538778, 2564630, 3077556, 3846945, 5129260, 7693890, 15387780]

約数ペア:

[(1, 15387780), (2, 7693890), (3, 5129260), (4, 3846945), (5, 3077556), (6, 2564630), (10, 1538778), (12, 1282315), (15, 1025852), (20, 769389), (30, 512926), (31, 496380), (60, 256463), (62, 248190), (93, 165460), (124, 124095), (155, 99276), (186, 82730), (310, 49638), (372, 41365), (465, 33092), (620, 24819), (930, 16546), (1860, 8273)]