231209719280

素因数分解:

$2^4\times 5^1\times {\mathrm{397}}^1\times {\mathrm{2477}}^1\times {\mathrm{2939}}^1$

素因数の和:5826

約数の個数: 80

約数和(自身を含む): 539317668960

約数和(自身を除く): 308107949680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 397, 794, 1588, 1985, 2477, 2939, 3176, 3970, 4954, 5878, 6352, 7940, 9908, 11756, 12385, 14695, 15880, 19816, 23512, 24770, 29390, 31760, 39632, 47024, 49540, 58780, 99080, 117560, 198160, 235120, 983369, 1166783, 1966738, 2333566, 3933476, 4667132, 4916845, 5833915, 7279903, 7866952, 9334264, 9833690, 11667830, 14559806, 15733904, 18668528, 19667380, 23335660, 29119612, 36399515, 39334760, 46671320, 58239224, 72799030, 78669520, 93342640, 116478448, 145598060, 291196120, 582392240, 2890121491, 5780242982, 11560485964, 14450607455, 23120971928, 28901214910, 46241943856, 57802429820, 115604859640, 231209719280]

約数ペア:

[(1, 231209719280), (2, 115604859640), (4, 57802429820), (5, 46241943856), (8, 28901214910), (10, 23120971928), (16, 14450607455), (20, 11560485964), (40, 5780242982), (80, 2890121491), (397, 582392240), (794, 291196120), (1588, 145598060), (1985, 116478448), (2477, 93342640), (2939, 78669520), (3176, 72799030), (3970, 58239224), (4954, 46671320), (5878, 39334760), (6352, 36399515), (7940, 29119612), (9908, 23335660), (11756, 19667380), (12385, 18668528), (14695, 15733904), (15880, 14559806), (19816, 11667830), (23512, 9833690), (24770, 9334264), (29390, 7866952), (31760, 7279903), (39632, 5833915), (47024, 4916845), (49540, 4667132), (58780, 3933476), (99080, 2333566), (117560, 1966738), (198160, 1166783), (235120, 983369)]