520320640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:179

約数の個数: 256

約数和(自身を含む): 1514430720

約数和(自身を除く): 994110080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 43, 56, 64, 70, 73, 74, 80, 86, 112, 128, 140, 146, 148, 160, 172, 185, 215, 224, 259, 280, 292, 296, 301, 320, 344, 365, 370, 430, 448, 511, 518, 560, 584, 592, 602, 640, 688, 730, 740, 860, 896, 1022, 1036, 1120, 1168, 1184, 1204, 1295, 1376, 1460, 1480, 1505, 1591, 1720, 2044, 2072, 2240, 2336, 2368, 2408, 2555, 2590, 2701, 2752, 2920, 2960, 3010, 3139, 3182, 3440, 4088, 4144, 4480, 4672, 4736, 4816, 5110, 5180, 5402, 5504, 5840, 5920, 6020, 6278, 6364, 6880, 7955, 8176, 8288, 9344, 9632, 10220, 10360, 10804, 11137, 11680, 11840, 12040, 12556, 12728, 13505, 13760, 15695, 15910, 16352, 16576, 18907, 19264, 20440, 20720, 21608, 21973, 22274, 23360, 23680, 24080, 25112, 25456, 27010, 27520, 31390, 31820, 32704, 33152, 37814, 38528, 40880, 41440, 43216, 43946, 44548, 46720, 48160, 50224, 50912, 54020, 55685, 62780, 63640, 65408, 75628, 81760, 82880, 86432, 87892, 89096, 94535, 96320, 100448, 101824, 108040, 109865, 111370, 116143, 125560, 127280, 151256, 163520, 165760, 172864, 175784, 178192, 189070, 192640, 200896, 203648, 216080, 219730, 222740, 232286, 251120, 254560, 302512, 327040, 345728, 351568, 356384, 378140, 401792, 432160, 439460, 445480, 464572, 502240, 509120, 580715, 605024, 703136, 712768, 756280, 813001, 864320, 878920, 890960, 929144, 1004480, 1018240, 1161430, 1210048, 1406272, 1425536, 1512560, 1626002, 1728640, 1757840, 1781920, 1858288, 2008960, 2322860, 2420096, 2812544, 3025120, 3252004, 3515680, 3563840, 3716576, 4065005, 4645720, 6050240, 6504008, 7031360, 7127680, 7433152, 8130010, 9291440, 12100480, 13008016, 14062720, 14866304, 16260020, 18582880, 26016032, 32520040, 37165760, 52032064, 65040080, 74331520, 104064128, 130080160, 260160320, 520320640]

約数ペア:

[(1, 520320640), (2, 260160320), (4, 130080160), (5, 104064128), (7, 74331520), (8, 65040080), (10, 52032064), (14, 37165760), (16, 32520040), (20, 26016032), (28, 18582880), (32, 16260020), (35, 14866304), (37, 14062720), (40, 13008016), (43, 12100480), (56, 9291440), (64, 8130010), (70, 7433152), (73, 7127680), (74, 7031360), (80, 6504008), (86, 6050240), (112, 4645720), (128, 4065005), (140, 3716576), (146, 3563840), (148, 3515680), (160, 3252004), (172, 3025120), (185, 2812544), (215, 2420096), (224, 2322860), (259, 2008960), (280, 1858288), (292, 1781920), (296, 1757840), (301, 1728640), (320, 1626002), (344, 1512560), (365, 1425536), (370, 1406272), (430, 1210048), (448, 1161430), (511, 1018240), (518, 1004480), (560, 929144), (584, 890960), (592, 878920), (602, 864320), (640, 813001), (688, 756280), (730, 712768), (740, 703136), (860, 605024), (896, 580715), (1022, 509120), (1036, 502240), (1120, 464572), (1168, 445480), (1184, 439460), (1204, 432160), (1295, 401792), (1376, 378140), (1460, 356384), (1480, 351568), (1505, 345728), (1591, 327040), (1720, 302512), (2044, 254560), (2072, 251120), (2240, 232286), (2336, 222740), (2368, 219730), (2408, 216080), (2555, 203648), (2590, 200896), (2701, 192640), (2752, 189070), (2920, 178192), (2960, 175784), (3010, 172864), (3139, 165760), (3182, 163520), (3440, 151256), (4088, 127280), (4144, 125560), (4480, 116143), (4672, 111370), (4736, 109865), (4816, 108040), (5110, 101824), (5180, 100448), (5402, 96320), (5504, 94535), (5840, 89096), (5920, 87892), (6020, 86432), (6278, 82880), (6364, 81760), (6880, 75628), (7955, 65408), (8176, 63640), (8288, 62780), (9344, 55685), (9632, 54020), (10220, 50912), (10360, 50224), (10804, 48160), (11137, 46720), (11680, 44548), (11840, 43946), (12040, 43216), (12556, 41440), (12728, 40880), (13505, 38528), (13760, 37814), (15695, 33152), (15910, 32704), (16352, 31820), (16576, 31390), (18907, 27520), (19264, 27010), (20440, 25456), (20720, 25112), (21608, 24080), (21973, 23680), (22274, 23360)]