1881000

素因数分解:

$2^3\times 3^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1$

素因数の和:57

約数の個数: 192

約数和(自身を含む): 7300800

約数和(自身を除く): 5419800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 19, 20, 22, 24, 25, 30, 33, 36, 38, 40, 44, 45, 50, 55, 57, 60, 66, 72, 75, 76, 88, 90, 95, 99, 100, 110, 114, 120, 125, 132, 150, 152, 165, 171, 180, 190, 198, 200, 209, 220, 225, 228, 250, 264, 275, 285, 300, 330, 342, 360, 375, 380, 396, 418, 440, 450, 456, 475, 495, 500, 550, 570, 600, 627, 660, 684, 750, 760, 792, 825, 836, 855, 900, 950, 990, 1000, 1045, 1100, 1125, 1140, 1254, 1320, 1368, 1375, 1425, 1500, 1650, 1672, 1710, 1800, 1881, 1900, 1980, 2090, 2200, 2250, 2280, 2375, 2475, 2508, 2750, 2850, 3000, 3135, 3300, 3420, 3762, 3800, 3960, 4125, 4180, 4275, 4500, 4750, 4950, 5016, 5225, 5500, 5700, 6270, 6600, 6840, 7125, 7524, 8250, 8360, 8550, 9000, 9405, 9500, 9900, 10450, 11000, 11400, 12375, 12540, 14250, 15048, 15675, 16500, 17100, 18810, 19000, 19800, 20900, 21375, 24750, 25080, 26125, 28500, 31350, 33000, 34200, 37620, 41800, 42750, 47025, 49500, 52250, 57000, 62700, 75240, 78375, 85500, 94050, 99000, 104500, 125400, 156750, 171000, 188100, 209000, 235125, 313500, 376200, 470250, 627000, 940500, 1881000]

約数ペア:

[(1, 1881000), (2, 940500), (3, 627000), (4, 470250), (5, 376200), (6, 313500), (8, 235125), (9, 209000), (10, 188100), (11, 171000), (12, 156750), (15, 125400), (18, 104500), (19, 99000), (20, 94050), (22, 85500), (24, 78375), (25, 75240), (30, 62700), (33, 57000), (36, 52250), (38, 49500), (40, 47025), (44, 42750), (45, 41800), (50, 37620), (55, 34200), (57, 33000), (60, 31350), (66, 28500), (72, 26125), (75, 25080), (76, 24750), (88, 21375), (90, 20900), (95, 19800), (99, 19000), (100, 18810), (110, 17100), (114, 16500), (120, 15675), (125, 15048), (132, 14250), (150, 12540), (152, 12375), (165, 11400), (171, 11000), (180, 10450), (190, 9900), (198, 9500), (200, 9405), (209, 9000), (220, 8550), (225, 8360), (228, 8250), (250, 7524), (264, 7125), (275, 6840), (285, 6600), (300, 6270), (330, 5700), (342, 5500), (360, 5225), (375, 5016), (380, 4950), (396, 4750), (418, 4500), (440, 4275), (450, 4180), (456, 4125), (475, 3960), (495, 3800), (500, 3762), (550, 3420), (570, 3300), (600, 3135), (627, 3000), (660, 2850), (684, 2750), (750, 2508), (760, 2475), (792, 2375), (825, 2280), (836, 2250), (855, 2200), (900, 2090), (950, 1980), (990, 1900), (1000, 1881), (1045, 1800), (1100, 1710), (1125, 1672), (1140, 1650), (1254, 1500), (1320, 1425), (1368, 1375)]