203359280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{397}}^1$

素因数の和:766

約数の個数: 80

約数和(自身を含む): 500429280

約数和(自身を除く): 297070000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 337, 380, 397, 674, 760, 794, 1348, 1520, 1588, 1685, 1985, 2696, 3176, 3370, 3970, 5392, 6352, 6403, 6740, 7543, 7940, 12806, 13480, 15086, 15880, 25612, 26960, 30172, 31760, 32015, 37715, 51224, 60344, 64030, 75430, 102448, 120688, 128060, 133789, 150860, 256120, 267578, 301720, 512240, 535156, 603440, 668945, 1070312, 1337890, 2140624, 2541991, 2675780, 5083982, 5351560, 10167964, 10703120, 12709955, 20335928, 25419910, 40671856, 50839820, 101679640, 203359280]

約数ペア:

[(1, 203359280), (2, 101679640), (4, 50839820), (5, 40671856), (8, 25419910), (10, 20335928), (16, 12709955), (19, 10703120), (20, 10167964), (38, 5351560), (40, 5083982), (76, 2675780), (80, 2541991), (95, 2140624), (152, 1337890), (190, 1070312), (304, 668945), (337, 603440), (380, 535156), (397, 512240), (674, 301720), (760, 267578), (794, 256120), (1348, 150860), (1520, 133789), (1588, 128060), (1685, 120688), (1985, 102448), (2696, 75430), (3176, 64030), (3370, 60344), (3970, 51224), (5392, 37715), (6352, 32015), (6403, 31760), (6740, 30172), (7543, 26960), (7940, 25612), (12806, 15880), (13480, 15086)]