20294400

素因数分解:

$2^8\times 3^1\times 5^2\times 7^1\times {\mathrm{151}}^1$

素因数の和:187

約数の個数: 216

約数和(自身を含む): 77050624

約数和(自身を除く): 56756224

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 128, 140, 150, 151, 160, 168, 175, 192, 200, 210, 224, 240, 256, 280, 300, 302, 320, 336, 350, 384, 400, 420, 448, 453, 480, 525, 560, 600, 604, 640, 672, 700, 755, 768, 800, 840, 896, 906, 960, 1050, 1057, 1120, 1200, 1208, 1280, 1344, 1400, 1510, 1600, 1680, 1792, 1812, 1920, 2100, 2114, 2240, 2265, 2400, 2416, 2688, 2800, 3020, 3171, 3200, 3360, 3624, 3775, 3840, 4200, 4228, 4480, 4530, 4800, 4832, 5285, 5376, 5600, 6040, 6342, 6400, 6720, 7248, 7550, 8400, 8456, 8960, 9060, 9600, 9664, 10570, 11200, 11325, 12080, 12684, 13440, 14496, 15100, 15855, 16800, 16912, 18120, 19200, 19328, 21140, 22400, 22650, 24160, 25368, 26425, 26880, 28992, 30200, 31710, 33600, 33824, 36240, 38656, 42280, 44800, 45300, 48320, 50736, 52850, 57984, 60400, 63420, 67200, 67648, 72480, 79275, 84560, 90600, 96640, 101472, 105700, 115968, 120800, 126840, 134400, 135296, 144960, 158550, 169120, 181200, 193280, 202944, 211400, 241600, 253680, 270592, 289920, 317100, 338240, 362400, 405888, 422800, 483200, 507360, 579840, 634200, 676480, 724800, 811776, 845600, 966400, 1014720, 1268400, 1352960, 1449600, 1691200, 2029440, 2536800, 2899200, 3382400, 4058880, 5073600, 6764800, 10147200, 20294400]

約数ペア:

[(1, 20294400), (2, 10147200), (3, 6764800), (4, 5073600), (5, 4058880), (6, 3382400), (7, 2899200), (8, 2536800), (10, 2029440), (12, 1691200), (14, 1449600), (15, 1352960), (16, 1268400), (20, 1014720), (21, 966400), (24, 845600), (25, 811776), (28, 724800), (30, 676480), (32, 634200), (35, 579840), (40, 507360), (42, 483200), (48, 422800), (50, 405888), (56, 362400), (60, 338240), (64, 317100), (70, 289920), (75, 270592), (80, 253680), (84, 241600), (96, 211400), (100, 202944), (105, 193280), (112, 181200), (120, 169120), (128, 158550), (140, 144960), (150, 135296), (151, 134400), (160, 126840), (168, 120800), (175, 115968), (192, 105700), (200, 101472), (210, 96640), (224, 90600), (240, 84560), (256, 79275), (280, 72480), (300, 67648), (302, 67200), (320, 63420), (336, 60400), (350, 57984), (384, 52850), (400, 50736), (420, 48320), (448, 45300), (453, 44800), (480, 42280), (525, 38656), (560, 36240), (600, 33824), (604, 33600), (640, 31710), (672, 30200), (700, 28992), (755, 26880), (768, 26425), (800, 25368), (840, 24160), (896, 22650), (906, 22400), (960, 21140), (1050, 19328), (1057, 19200), (1120, 18120), (1200, 16912), (1208, 16800), (1280, 15855), (1344, 15100), (1400, 14496), (1510, 13440), (1600, 12684), (1680, 12080), (1792, 11325), (1812, 11200), (1920, 10570), (2100, 9664), (2114, 9600), (2240, 9060), (2265, 8960), (2400, 8456), (2416, 8400), (2688, 7550), (2800, 7248), (3020, 6720), (3171, 6400), (3200, 6342), (3360, 6040), (3624, 5600), (3775, 5376), (3840, 5285), (4200, 4832), (4228, 4800), (4480, 4530)]