399150080

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:119

約数の個数: 264

約数和(自身を含む): 1170523728

約数和(自身を除く): 771373648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 43, 49, 56, 64, 70, 74, 80, 86, 98, 112, 128, 140, 148, 160, 172, 185, 196, 215, 224, 245, 256, 259, 280, 296, 301, 320, 344, 370, 392, 430, 448, 490, 512, 518, 560, 592, 602, 640, 688, 740, 784, 860, 896, 980, 1024, 1036, 1120, 1184, 1204, 1280, 1295, 1376, 1480, 1505, 1568, 1591, 1720, 1792, 1813, 1960, 2072, 2107, 2240, 2368, 2408, 2560, 2590, 2752, 2960, 3010, 3136, 3182, 3440, 3584, 3626, 3920, 4144, 4214, 4480, 4736, 4816, 5120, 5180, 5504, 5920, 6020, 6272, 6364, 6880, 7168, 7252, 7840, 7955, 8288, 8428, 8960, 9065, 9472, 9632, 10360, 10535, 11008, 11137, 11840, 12040, 12544, 12728, 13760, 14504, 15680, 15910, 16576, 16856, 17920, 18130, 18944, 19264, 20720, 21070, 22016, 22274, 23680, 24080, 25088, 25456, 27520, 29008, 31360, 31820, 33152, 33712, 35840, 36260, 37888, 38528, 41440, 42140, 44032, 44548, 47360, 48160, 50176, 50912, 55040, 55685, 58016, 62720, 63640, 66304, 67424, 72520, 77056, 77959, 82880, 84280, 89096, 94720, 96320, 101824, 110080, 111370, 116032, 125440, 127280, 132608, 134848, 145040, 154112, 155918, 165760, 168560, 178192, 189440, 192640, 203648, 220160, 222740, 232064, 250880, 254560, 265216, 269696, 290080, 308224, 311836, 331520, 337120, 356384, 385280, 389795, 407296, 445480, 464128, 509120, 539392, 580160, 623672, 663040, 674240, 712768, 770560, 779590, 814592, 890960, 928256, 1018240, 1078784, 1160320, 1247344, 1326080, 1348480, 1425536, 1541120, 1559180, 1629184, 1781920, 1856512, 2036480, 2157568, 2320640, 2494688, 2696960, 2851072, 3118360, 3563840, 4072960, 4641280, 4989376, 5393920, 5702144, 6236720, 7127680, 8145920, 9282560, 9978752, 10787840, 11404288, 12473440, 14255360, 19957504, 24946880, 28510720, 39915008, 49893760, 57021440, 79830016, 99787520, 199575040, 399150080]

約数ペア:

[(1, 399150080), (2, 199575040), (4, 99787520), (5, 79830016), (7, 57021440), (8, 49893760), (10, 39915008), (14, 28510720), (16, 24946880), (20, 19957504), (28, 14255360), (32, 12473440), (35, 11404288), (37, 10787840), (40, 9978752), (43, 9282560), (49, 8145920), (56, 7127680), (64, 6236720), (70, 5702144), (74, 5393920), (80, 4989376), (86, 4641280), (98, 4072960), (112, 3563840), (128, 3118360), (140, 2851072), (148, 2696960), (160, 2494688), (172, 2320640), (185, 2157568), (196, 2036480), (215, 1856512), (224, 1781920), (245, 1629184), (256, 1559180), (259, 1541120), (280, 1425536), (296, 1348480), (301, 1326080), (320, 1247344), (344, 1160320), (370, 1078784), (392, 1018240), (430, 928256), (448, 890960), (490, 814592), (512, 779590), (518, 770560), (560, 712768), (592, 674240), (602, 663040), (640, 623672), (688, 580160), (740, 539392), (784, 509120), (860, 464128), (896, 445480), (980, 407296), (1024, 389795), (1036, 385280), (1120, 356384), (1184, 337120), (1204, 331520), (1280, 311836), (1295, 308224), (1376, 290080), (1480, 269696), (1505, 265216), (1568, 254560), (1591, 250880), (1720, 232064), (1792, 222740), (1813, 220160), (1960, 203648), (2072, 192640), (2107, 189440), (2240, 178192), (2368, 168560), (2408, 165760), (2560, 155918), (2590, 154112), (2752, 145040), (2960, 134848), (3010, 132608), (3136, 127280), (3182, 125440), (3440, 116032), (3584, 111370), (3626, 110080), (3920, 101824), (4144, 96320), (4214, 94720), (4480, 89096), (4736, 84280), (4816, 82880), (5120, 77959), (5180, 77056), (5504, 72520), (5920, 67424), (6020, 66304), (6272, 63640), (6364, 62720), (6880, 58016), (7168, 55685), (7252, 55040), (7840, 50912), (7955, 50176), (8288, 48160), (8428, 47360), (8960, 44548), (9065, 44032), (9472, 42140), (9632, 41440), (10360, 38528), (10535, 37888), (11008, 36260), (11137, 35840), (11840, 33712), (12040, 33152), (12544, 31820), (12728, 31360), (13760, 29008), (14504, 27520), (15680, 25456), (15910, 25088), (16576, 24080), (16856, 23680), (17920, 22274), (18130, 22016), (18944, 21070), (19264, 20720)]