15531960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1823}}^1$

素因数の和:1908

約数の個数: 64

約数和(自身を含む): 47278080

約数和(自身を除く): 31746120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 1823, 2130, 2840, 3646, 4260, 5469, 7292, 8520, 9115, 10938, 14584, 18230, 21876, 27345, 36460, 43752, 54690, 72920, 109380, 129433, 218760, 258866, 388299, 517732, 647165, 776598, 1035464, 1294330, 1553196, 1941495, 2588660, 3106392, 3882990, 5177320, 7765980, 15531960]

約数ペア:

[(1, 15531960), (2, 7765980), (3, 5177320), (4, 3882990), (5, 3106392), (6, 2588660), (8, 1941495), (10, 1553196), (12, 1294330), (15, 1035464), (20, 776598), (24, 647165), (30, 517732), (40, 388299), (60, 258866), (71, 218760), (120, 129433), (142, 109380), (213, 72920), (284, 54690), (355, 43752), (426, 36460), (568, 27345), (710, 21876), (852, 18230), (1065, 14584), (1420, 10938), (1704, 9115), (1823, 8520), (2130, 7292), (2840, 5469), (3646, 4260)]