253998080

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1$

素因数の和:424

約数の個数: 176

約数和(自身を含む): 734954880

約数和(自身を除く): 480956800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 256, 266, 280, 304, 320, 373, 380, 448, 512, 532, 560, 608, 640, 665, 746, 760, 896, 1024, 1064, 1120, 1216, 1280, 1330, 1492, 1520, 1792, 1865, 2128, 2240, 2432, 2560, 2611, 2660, 2984, 3040, 3584, 3730, 4256, 4480, 4864, 5120, 5222, 5320, 5968, 6080, 7087, 7168, 7460, 8512, 8960, 9728, 10444, 10640, 11936, 12160, 13055, 14174, 14920, 17024, 17920, 19456, 20888, 21280, 23872, 24320, 26110, 28348, 29840, 34048, 35435, 35840, 41776, 42560, 47744, 48640, 49609, 52220, 56696, 59680, 68096, 70870, 83552, 85120, 95488, 97280, 99218, 104440, 113392, 119360, 136192, 141740, 167104, 170240, 190976, 198436, 208880, 226784, 238720, 248045, 283480, 334208, 340480, 381952, 396872, 417760, 453568, 477440, 496090, 566960, 668416, 680960, 793744, 835520, 907136, 954880, 992180, 1133920, 1336832, 1587488, 1671040, 1814272, 1909760, 1984360, 2267840, 2673664, 3174976, 3342080, 3628544, 3968720, 4535680, 6349952, 6684160, 7257088, 7937440, 9071360, 12699904, 13368320, 15874880, 18142720, 25399808, 31749760, 36285440, 50799616, 63499520, 126999040, 253998080]

約数ペア:

[(1, 253998080), (2, 126999040), (4, 63499520), (5, 50799616), (7, 36285440), (8, 31749760), (10, 25399808), (14, 18142720), (16, 15874880), (19, 13368320), (20, 12699904), (28, 9071360), (32, 7937440), (35, 7257088), (38, 6684160), (40, 6349952), (56, 4535680), (64, 3968720), (70, 3628544), (76, 3342080), (80, 3174976), (95, 2673664), (112, 2267840), (128, 1984360), (133, 1909760), (140, 1814272), (152, 1671040), (160, 1587488), (190, 1336832), (224, 1133920), (256, 992180), (266, 954880), (280, 907136), (304, 835520), (320, 793744), (373, 680960), (380, 668416), (448, 566960), (512, 496090), (532, 477440), (560, 453568), (608, 417760), (640, 396872), (665, 381952), (746, 340480), (760, 334208), (896, 283480), (1024, 248045), (1064, 238720), (1120, 226784), (1216, 208880), (1280, 198436), (1330, 190976), (1492, 170240), (1520, 167104), (1792, 141740), (1865, 136192), (2128, 119360), (2240, 113392), (2432, 104440), (2560, 99218), (2611, 97280), (2660, 95488), (2984, 85120), (3040, 83552), (3584, 70870), (3730, 68096), (4256, 59680), (4480, 56696), (4864, 52220), (5120, 49609), (5222, 48640), (5320, 47744), (5968, 42560), (6080, 41776), (7087, 35840), (7168, 35435), (7460, 34048), (8512, 29840), (8960, 28348), (9728, 26110), (10444, 24320), (10640, 23872), (11936, 21280), (12160, 20888), (13055, 19456), (14174, 17920), (14920, 17024)]