18507900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:244

約数の個数: 144

約数和(自身を含む): 59996160

約数和(自身を除く): 41488260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 25, 30, 34, 38, 50, 51, 57, 60, 68, 75, 76, 85, 95, 100, 102, 114, 150, 170, 190, 191, 204, 228, 255, 285, 300, 323, 340, 380, 382, 425, 475, 510, 570, 573, 646, 764, 850, 950, 955, 969, 1020, 1140, 1146, 1275, 1292, 1425, 1615, 1700, 1900, 1910, 1938, 2292, 2550, 2850, 2865, 3230, 3247, 3629, 3820, 3876, 4775, 4845, 5100, 5700, 5730, 6460, 6494, 7258, 8075, 9550, 9690, 9741, 10887, 11460, 12988, 14325, 14516, 16150, 16235, 18145, 19100, 19380, 19482, 21774, 24225, 28650, 32300, 32470, 36290, 38964, 43548, 48450, 48705, 54435, 57300, 61693, 64940, 72580, 81175, 90725, 96900, 97410, 108870, 123386, 162350, 181450, 185079, 194820, 217740, 243525, 246772, 272175, 308465, 324700, 362900, 370158, 487050, 544350, 616930, 740316, 925395, 974100, 1088700, 1233860, 1542325, 1850790, 3084650, 3701580, 4626975, 6169300, 9253950, 18507900]

約数ペア:

[(1, 18507900), (2, 9253950), (3, 6169300), (4, 4626975), (5, 3701580), (6, 3084650), (10, 1850790), (12, 1542325), (15, 1233860), (17, 1088700), (19, 974100), (20, 925395), (25, 740316), (30, 616930), (34, 544350), (38, 487050), (50, 370158), (51, 362900), (57, 324700), (60, 308465), (68, 272175), (75, 246772), (76, 243525), (85, 217740), (95, 194820), (100, 185079), (102, 181450), (114, 162350), (150, 123386), (170, 108870), (190, 97410), (191, 96900), (204, 90725), (228, 81175), (255, 72580), (285, 64940), (300, 61693), (323, 57300), (340, 54435), (380, 48705), (382, 48450), (425, 43548), (475, 38964), (510, 36290), (570, 32470), (573, 32300), (646, 28650), (764, 24225), (850, 21774), (950, 19482), (955, 19380), (969, 19100), (1020, 18145), (1140, 16235), (1146, 16150), (1275, 14516), (1292, 14325), (1425, 12988), (1615, 11460), (1700, 10887), (1900, 9741), (1910, 9690), (1938, 9550), (2292, 8075), (2550, 7258), (2850, 6494), (2865, 6460), (3230, 5730), (3247, 5700), (3629, 5100), (3820, 4845), (3876, 4775)]