31371630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{449}}^1$

素因数の和:613

約数の個数: 64

約数和(自身を含む): 80481600

約数和(自身を除く): 49109970

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 137, 170, 255, 274, 411, 449, 510, 685, 822, 898, 1347, 1370, 2055, 2245, 2329, 2694, 4110, 4490, 4658, 6735, 6987, 7633, 11645, 13470, 13974, 15266, 22899, 23290, 34935, 38165, 45798, 61513, 69870, 76330, 114495, 123026, 184539, 228990, 307565, 369078, 615130, 922695, 1045721, 1845390, 2091442, 3137163, 5228605, 6274326, 10457210, 15685815, 31371630]

約数ペア:

[(1, 31371630), (2, 15685815), (3, 10457210), (5, 6274326), (6, 5228605), (10, 3137163), (15, 2091442), (17, 1845390), (30, 1045721), (34, 922695), (51, 615130), (85, 369078), (102, 307565), (137, 228990), (170, 184539), (255, 123026), (274, 114495), (411, 76330), (449, 69870), (510, 61513), (685, 45798), (822, 38165), (898, 34935), (1347, 23290), (1370, 22899), (2055, 15266), (2245, 13974), (2329, 13470), (2694, 11645), (4110, 7633), (4490, 6987), (4658, 6735)]