1900647900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{111149}}^1$

素因数の和:111188

約数の個数: 108

約数和(自身を含む): 6271083000

約数和(自身を除く): 4370435100

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, 150, 171, 180, 190, 225, 228, 285, 300, 342, 380, 450, 475, 570, 684, 855, 900, 950, 1140, 1425, 1710, 1900, 2850, 3420, 4275, 5700, 8550, 17100, 111149, 222298, 333447, 444596, 555745, 666894, 1000341, 1111490, 1333788, 1667235, 2000682, 2111831, 2222980, 2778725, 3334470, 4001364, 4223662, 5001705, 5557450, 6335493, 6668940, 8336175, 8447324, 10003410, 10559155, 11114900, 12670986, 16672350, 19006479, 20006820, 21118310, 25008525, 25341972, 31677465, 33344700, 38012958, 42236620, 50017050, 52795775, 63354930, 76025916, 95032395, 100034100, 105591550, 126709860, 158387325, 190064790, 211183100, 316774650, 380129580, 475161975, 633549300, 950323950, 1900647900]

約数ペア:

[(1, 1900647900), (2, 950323950), (3, 633549300), (4, 475161975), (5, 380129580), (6, 316774650), (9, 211183100), (10, 190064790), (12, 158387325), (15, 126709860), (18, 105591550), (19, 100034100), (20, 95032395), (25, 76025916), (30, 63354930), (36, 52795775), (38, 50017050), (45, 42236620), (50, 38012958), (57, 33344700), (60, 31677465), (75, 25341972), (76, 25008525), (90, 21118310), (95, 20006820), (100, 19006479), (114, 16672350), (150, 12670986), (171, 11114900), (180, 10559155), (190, 10003410), (225, 8447324), (228, 8336175), (285, 6668940), (300, 6335493), (342, 5557450), (380, 5001705), (450, 4223662), (475, 4001364), (570, 3334470), (684, 2778725), (855, 2222980), (900, 2111831), (950, 2000682), (1140, 1667235), (1425, 1333788), (1710, 1111490), (1900, 1000341), (2850, 666894), (3420, 555745), (4275, 444596), (5700, 333447), (8550, 222298), (17100, 111149)]