15855000

素因数分解:

$2^3\times 3^1\times 5^4\times 7^1\times {\mathrm{151}}^1$

素因数の和:187

約数の個数: 160

約数和(自身を含む): 56981760

約数和(自身を除く): 41126760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 125, 140, 150, 151, 168, 175, 200, 210, 250, 280, 300, 302, 350, 375, 420, 453, 500, 525, 600, 604, 625, 700, 750, 755, 840, 875, 906, 1000, 1050, 1057, 1208, 1250, 1400, 1500, 1510, 1750, 1812, 1875, 2100, 2114, 2265, 2500, 2625, 3000, 3020, 3171, 3500, 3624, 3750, 3775, 4200, 4228, 4375, 4530, 5000, 5250, 5285, 6040, 6342, 7000, 7500, 7550, 8456, 8750, 9060, 10500, 10570, 11325, 12684, 13125, 15000, 15100, 15855, 17500, 18120, 18875, 21000, 21140, 22650, 25368, 26250, 26425, 30200, 31710, 35000, 37750, 42280, 45300, 52500, 52850, 56625, 63420, 75500, 79275, 90600, 94375, 105000, 105700, 113250, 126840, 132125, 151000, 158550, 188750, 211400, 226500, 264250, 283125, 317100, 377500, 396375, 453000, 528500, 566250, 634200, 660625, 755000, 792750, 1057000, 1132500, 1321250, 1585500, 1981875, 2265000, 2642500, 3171000, 3963750, 5285000, 7927500, 15855000]

約数ペア:

[(1, 15855000), (2, 7927500), (3, 5285000), (4, 3963750), (5, 3171000), (6, 2642500), (7, 2265000), (8, 1981875), (10, 1585500), (12, 1321250), (14, 1132500), (15, 1057000), (20, 792750), (21, 755000), (24, 660625), (25, 634200), (28, 566250), (30, 528500), (35, 453000), (40, 396375), (42, 377500), (50, 317100), (56, 283125), (60, 264250), (70, 226500), (75, 211400), (84, 188750), (100, 158550), (105, 151000), (120, 132125), (125, 126840), (140, 113250), (150, 105700), (151, 105000), (168, 94375), (175, 90600), (200, 79275), (210, 75500), (250, 63420), (280, 56625), (300, 52850), (302, 52500), (350, 45300), (375, 42280), (420, 37750), (453, 35000), (500, 31710), (525, 30200), (600, 26425), (604, 26250), (625, 25368), (700, 22650), (750, 21140), (755, 21000), (840, 18875), (875, 18120), (906, 17500), (1000, 15855), (1050, 15100), (1057, 15000), (1208, 13125), (1250, 12684), (1400, 11325), (1500, 10570), (1510, 10500), (1750, 9060), (1812, 8750), (1875, 8456), (2100, 7550), (2114, 7500), (2265, 7000), (2500, 6342), (2625, 6040), (3000, 5285), (3020, 5250), (3171, 5000), (3500, 4530), (3624, 4375), (3750, 4228), (3775, 4200)]