18645000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{113}}^1$

素因数の和:153

約数の個数: 160

約数和(自身を含む): 64104480

約数和(自身を除く): 45459480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 25, 30, 33, 40, 44, 50, 55, 60, 66, 75, 88, 100, 110, 113, 120, 125, 132, 150, 165, 200, 220, 226, 250, 264, 275, 300, 330, 339, 375, 440, 452, 500, 550, 565, 600, 625, 660, 678, 750, 825, 904, 1000, 1100, 1130, 1243, 1250, 1320, 1356, 1375, 1500, 1650, 1695, 1875, 2200, 2260, 2486, 2500, 2712, 2750, 2825, 3000, 3300, 3390, 3729, 3750, 4125, 4520, 4972, 5000, 5500, 5650, 6215, 6600, 6780, 6875, 7458, 7500, 8250, 8475, 9944, 11000, 11300, 12430, 13560, 13750, 14125, 14916, 15000, 16500, 16950, 18645, 20625, 22600, 24860, 27500, 28250, 29832, 31075, 33000, 33900, 37290, 41250, 42375, 49720, 55000, 56500, 62150, 67800, 70625, 74580, 82500, 84750, 93225, 113000, 124300, 141250, 149160, 155375, 165000, 169500, 186450, 211875, 248600, 282500, 310750, 339000, 372900, 423750, 466125, 565000, 621500, 745800, 776875, 847500, 932250, 1243000, 1553750, 1695000, 1864500, 2330625, 3107500, 3729000, 4661250, 6215000, 9322500, 18645000]

約数ペア:

[(1, 18645000), (2, 9322500), (3, 6215000), (4, 4661250), (5, 3729000), (6, 3107500), (8, 2330625), (10, 1864500), (11, 1695000), (12, 1553750), (15, 1243000), (20, 932250), (22, 847500), (24, 776875), (25, 745800), (30, 621500), (33, 565000), (40, 466125), (44, 423750), (50, 372900), (55, 339000), (60, 310750), (66, 282500), (75, 248600), (88, 211875), (100, 186450), (110, 169500), (113, 165000), (120, 155375), (125, 149160), (132, 141250), (150, 124300), (165, 113000), (200, 93225), (220, 84750), (226, 82500), (250, 74580), (264, 70625), (275, 67800), (300, 62150), (330, 56500), (339, 55000), (375, 49720), (440, 42375), (452, 41250), (500, 37290), (550, 33900), (565, 33000), (600, 31075), (625, 29832), (660, 28250), (678, 27500), (750, 24860), (825, 22600), (904, 20625), (1000, 18645), (1100, 16950), (1130, 16500), (1243, 15000), (1250, 14916), (1320, 14125), (1356, 13750), (1375, 13560), (1500, 12430), (1650, 11300), (1695, 11000), (1875, 9944), (2200, 8475), (2260, 8250), (2486, 7500), (2500, 7458), (2712, 6875), (2750, 6780), (2825, 6600), (3000, 6215), (3300, 5650), (3390, 5500), (3729, 5000), (3750, 4972), (4125, 4520)]