397862820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{739}}^1\times {\mathrm{997}}^1$

素因数の和:1754

約数の個数: 96

約数和(自身を含む): 1240713600

約数和(自身を除く): 842850780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 739, 997, 1478, 1994, 2217, 2956, 2991, 3695, 3988, 4434, 4985, 5982, 6651, 7390, 8868, 8973, 9970, 11085, 11964, 13302, 14780, 14955, 17946, 19940, 19953, 22170, 26604, 26919, 29910, 33255, 35892, 39906, 44340, 44865, 53838, 59820, 66510, 79812, 89730, 99765, 107676, 133020, 134595, 179460, 199530, 269190, 399060, 538380, 736783, 1473566, 2210349, 2947132, 3683915, 4420698, 6631047, 7367830, 8841396, 11051745, 13262094, 14735660, 19893141, 22103490, 26524188, 33155235, 39786282, 44206980, 66310470, 79572564, 99465705, 132620940, 198931410, 397862820]

約数ペア:

[(1, 397862820), (2, 198931410), (3, 132620940), (4, 99465705), (5, 79572564), (6, 66310470), (9, 44206980), (10, 39786282), (12, 33155235), (15, 26524188), (18, 22103490), (20, 19893141), (27, 14735660), (30, 13262094), (36, 11051745), (45, 8841396), (54, 7367830), (60, 6631047), (90, 4420698), (108, 3683915), (135, 2947132), (180, 2210349), (270, 1473566), (540, 736783), (739, 538380), (997, 399060), (1478, 269190), (1994, 199530), (2217, 179460), (2956, 134595), (2991, 133020), (3695, 107676), (3988, 99765), (4434, 89730), (4985, 79812), (5982, 66510), (6651, 59820), (7390, 53838), (8868, 44865), (8973, 44340), (9970, 39906), (11085, 35892), (11964, 33255), (13302, 29910), (14780, 26919), (14955, 26604), (17946, 22170), (19940, 19953)]