28815000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{113}}^1$

素因数の和:159

約数の個数: 160

約数和(自身を含む): 96156720

約数和(自身を除く): 67341720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 25, 30, 34, 40, 50, 51, 60, 68, 75, 85, 100, 102, 113, 120, 125, 136, 150, 170, 200, 204, 226, 250, 255, 300, 339, 340, 375, 408, 425, 452, 500, 510, 565, 600, 625, 678, 680, 750, 850, 904, 1000, 1020, 1130, 1250, 1275, 1356, 1500, 1695, 1700, 1875, 1921, 2040, 2125, 2260, 2500, 2550, 2712, 2825, 3000, 3390, 3400, 3750, 3842, 4250, 4520, 5000, 5100, 5650, 5763, 6375, 6780, 7500, 7684, 8475, 8500, 9605, 10200, 10625, 11300, 11526, 12750, 13560, 14125, 15000, 15368, 16950, 17000, 19210, 21250, 22600, 23052, 25500, 28250, 28815, 31875, 33900, 38420, 42375, 42500, 46104, 48025, 51000, 56500, 57630, 63750, 67800, 70625, 76840, 84750, 85000, 96050, 113000, 115260, 127500, 141250, 144075, 169500, 192100, 211875, 230520, 240125, 255000, 282500, 288150, 339000, 384200, 423750, 480250, 565000, 576300, 720375, 847500, 960500, 1152600, 1200625, 1440750, 1695000, 1921000, 2401250, 2881500, 3601875, 4802500, 5763000, 7203750, 9605000, 14407500, 28815000]

約数ペア:

[(1, 28815000), (2, 14407500), (3, 9605000), (4, 7203750), (5, 5763000), (6, 4802500), (8, 3601875), (10, 2881500), (12, 2401250), (15, 1921000), (17, 1695000), (20, 1440750), (24, 1200625), (25, 1152600), (30, 960500), (34, 847500), (40, 720375), (50, 576300), (51, 565000), (60, 480250), (68, 423750), (75, 384200), (85, 339000), (100, 288150), (102, 282500), (113, 255000), (120, 240125), (125, 230520), (136, 211875), (150, 192100), (170, 169500), (200, 144075), (204, 141250), (226, 127500), (250, 115260), (255, 113000), (300, 96050), (339, 85000), (340, 84750), (375, 76840), (408, 70625), (425, 67800), (452, 63750), (500, 57630), (510, 56500), (565, 51000), (600, 48025), (625, 46104), (678, 42500), (680, 42375), (750, 38420), (850, 33900), (904, 31875), (1000, 28815), (1020, 28250), (1130, 25500), (1250, 23052), (1275, 22600), (1356, 21250), (1500, 19210), (1695, 17000), (1700, 16950), (1875, 15368), (1921, 15000), (2040, 14125), (2125, 13560), (2260, 12750), (2500, 11526), (2550, 11300), (2712, 10625), (2825, 10200), (3000, 9605), (3390, 8500), (3400, 8475), (3750, 7684), (3842, 7500), (4250, 6780), (4520, 6375), (5000, 5763), (5100, 5650)]