319593920

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{34439}}^1$

素因数の和:34485

約数の個数: 56

約数和(自身を含む): 787298400

約数和(自身を除く): 467704480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 145, 160, 232, 290, 320, 464, 580, 928, 1160, 1856, 2320, 4640, 9280, 34439, 68878, 137756, 172195, 275512, 344390, 551024, 688780, 998731, 1102048, 1377560, 1997462, 2204096, 2755120, 3994924, 4993655, 5510240, 7989848, 9987310, 11020480, 15979696, 19974620, 31959392, 39949240, 63918784, 79898480, 159796960, 319593920]

約数ペア:

[(1, 319593920), (2, 159796960), (4, 79898480), (5, 63918784), (8, 39949240), (10, 31959392), (16, 19974620), (20, 15979696), (29, 11020480), (32, 9987310), (40, 7989848), (58, 5510240), (64, 4993655), (80, 3994924), (116, 2755120), (145, 2204096), (160, 1997462), (232, 1377560), (290, 1102048), (320, 998731), (464, 688780), (580, 551024), (928, 344390), (1160, 275512), (1856, 172195), (2320, 137756), (4640, 68878), (9280, 34439)]