298338760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{4969}}^1$

素因数の和:5078

約数の個数: 64

約数和(自身を含む): 715680000

約数和(自身を除く): 417341240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 79, 95, 152, 158, 190, 316, 380, 395, 632, 760, 790, 1501, 1580, 3002, 3160, 4969, 6004, 7505, 9938, 12008, 15010, 19876, 24845, 30020, 39752, 49690, 60040, 94411, 99380, 188822, 198760, 377644, 392551, 472055, 755288, 785102, 944110, 1570204, 1888220, 1962755, 3140408, 3776440, 3925510, 7458469, 7851020, 14916938, 15702040, 29833876, 37292345, 59667752, 74584690, 149169380, 298338760]

約数ペア:

[(1, 298338760), (2, 149169380), (4, 74584690), (5, 59667752), (8, 37292345), (10, 29833876), (19, 15702040), (20, 14916938), (38, 7851020), (40, 7458469), (76, 3925510), (79, 3776440), (95, 3140408), (152, 1962755), (158, 1888220), (190, 1570204), (316, 944110), (380, 785102), (395, 755288), (632, 472055), (760, 392551), (790, 377644), (1501, 198760), (1580, 188822), (3002, 99380), (3160, 94411), (4969, 60040), (6004, 49690), (7505, 39752), (9938, 30020), (12008, 24845), (15010, 19876)]