490734720

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{4057}}^1$

素因数の和:4092

約数の個数: 256

約数和(自身を含む): 1986796800

約数和(自身を除く): 1496062080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 1920, 2016, 2160, 2240, 2520, 2688, 2880, 3024, 3360, 3456, 3780, 4032, 4057, 4320, 4480, 5040, 5760, 6048, 6720, 7560, 8064, 8114, 8640, 10080, 12096, 12171, 13440, 15120, 16228, 17280, 20160, 20285, 24192, 24342, 28399, 30240, 32456, 36513, 40320, 40570, 48684, 56798, 60480, 60855, 64912, 73026, 81140, 85197, 97368, 109539, 113596, 120960, 121710, 129824, 141995, 146052, 162280, 170394, 182565, 194736, 219078, 227192, 243420, 255591, 259648, 283990, 292104, 324560, 340788, 365130, 389472, 425985, 438156, 454384, 486840, 511182, 519296, 547695, 567980, 584208, 649120, 681576, 730260, 766773, 778944, 851970, 876312, 908768, 973680, 1022364, 1095390, 1135960, 1168416, 1277955, 1298240, 1363152, 1460520, 1533546, 1557888, 1703940, 1752624, 1817536, 1947360, 2044728, 2190780, 2271920, 2336832, 2555910, 2596480, 2726304, 2921040, 3067092, 3407880, 3505248, 3635072, 3833865, 3894720, 4089456, 4381560, 4543840, 4673664, 5111820, 5452608, 5842080, 6134184, 6815760, 7010496, 7667730, 7789440, 8178912, 8763120, 9087680, 10223640, 10905216, 11684160, 12268368, 13631520, 14020992, 15335460, 16357824, 17526240, 18175360, 20447280, 23368320, 24536736, 27263040, 30670920, 32715648, 35052480, 40894560, 49073472, 54526080, 61341840, 70104960, 81789120, 98146944, 122683680, 163578240, 245367360, 490734720]

約数ペア:

[(1, 490734720), (2, 245367360), (3, 163578240), (4, 122683680), (5, 98146944), (6, 81789120), (7, 70104960), (8, 61341840), (9, 54526080), (10, 49073472), (12, 40894560), (14, 35052480), (15, 32715648), (16, 30670920), (18, 27263040), (20, 24536736), (21, 23368320), (24, 20447280), (27, 18175360), (28, 17526240), (30, 16357824), (32, 15335460), (35, 14020992), (36, 13631520), (40, 12268368), (42, 11684160), (45, 10905216), (48, 10223640), (54, 9087680), (56, 8763120), (60, 8178912), (63, 7789440), (64, 7667730), (70, 7010496), (72, 6815760), (80, 6134184), (84, 5842080), (90, 5452608), (96, 5111820), (105, 4673664), (108, 4543840), (112, 4381560), (120, 4089456), (126, 3894720), (128, 3833865), (135, 3635072), (140, 3505248), (144, 3407880), (160, 3067092), (168, 2921040), (180, 2726304), (189, 2596480), (192, 2555910), (210, 2336832), (216, 2271920), (224, 2190780), (240, 2044728), (252, 1947360), (270, 1817536), (280, 1752624), (288, 1703940), (315, 1557888), (320, 1533546), (336, 1460520), (360, 1363152), (378, 1298240), (384, 1277955), (420, 1168416), (432, 1135960), (448, 1095390), (480, 1022364), (504, 973680), (540, 908768), (560, 876312), (576, 851970), (630, 778944), (640, 766773), (672, 730260), (720, 681576), (756, 649120), (840, 584208), (864, 567980), (896, 547695), (945, 519296), (960, 511182), (1008, 486840), (1080, 454384), (1120, 438156), (1152, 425985), (1260, 389472), (1344, 365130), (1440, 340788), (1512, 324560), (1680, 292104), (1728, 283990), (1890, 259648), (1920, 255591), (2016, 243420), (2160, 227192), (2240, 219078), (2520, 194736), (2688, 182565), (2880, 170394), (3024, 162280), (3360, 146052), (3456, 141995), (3780, 129824), (4032, 121710), (4057, 120960), (4320, 113596), (4480, 109539), (5040, 97368), (5760, 85197), (6048, 81140), (6720, 73026), (7560, 64912), (8064, 60855), (8114, 60480), (8640, 56798), (10080, 48684), (12096, 40570), (12171, 40320), (13440, 36513), (15120, 32456), (16228, 30240), (17280, 28399), (20160, 24342), (20285, 24192)]