2547900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:188

約数の個数: 108

約数和(自身を含む): 8463000

約数和(自身を除く): 5915100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 36, 38, 45, 50, 57, 60, 75, 76, 90, 95, 100, 114, 149, 150, 171, 180, 190, 225, 228, 285, 298, 300, 342, 380, 447, 450, 475, 570, 596, 684, 745, 855, 894, 900, 950, 1140, 1341, 1425, 1490, 1710, 1788, 1900, 2235, 2682, 2831, 2850, 2980, 3420, 3725, 4275, 4470, 5364, 5662, 5700, 6705, 7450, 8493, 8550, 8940, 11175, 11324, 13410, 14155, 14900, 16986, 17100, 22350, 25479, 26820, 28310, 33525, 33972, 42465, 44700, 50958, 56620, 67050, 70775, 84930, 101916, 127395, 134100, 141550, 169860, 212325, 254790, 283100, 424650, 509580, 636975, 849300, 1273950, 2547900]

約数ペア:

[(1, 2547900), (2, 1273950), (3, 849300), (4, 636975), (5, 509580), (6, 424650), (9, 283100), (10, 254790), (12, 212325), (15, 169860), (18, 141550), (19, 134100), (20, 127395), (25, 101916), (30, 84930), (36, 70775), (38, 67050), (45, 56620), (50, 50958), (57, 44700), (60, 42465), (75, 33972), (76, 33525), (90, 28310), (95, 26820), (100, 25479), (114, 22350), (149, 17100), (150, 16986), (171, 14900), (180, 14155), (190, 13410), (225, 11324), (228, 11175), (285, 8940), (298, 8550), (300, 8493), (342, 7450), (380, 6705), (447, 5700), (450, 5662), (475, 5364), (570, 4470), (596, 4275), (684, 3725), (745, 3420), (855, 2980), (894, 2850), (900, 2831), (950, 2682), (1140, 2235), (1341, 1900), (1425, 1788), (1490, 1710)]