166985840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9619}}^1$

素因数の和:9670

約数の個数: 80

約数和(自身を含む): 458065920

約数和(自身を除く): 291080080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 9619, 17360, 19238, 38476, 48095, 67333, 76952, 96190, 134666, 153904, 192380, 269332, 298189, 336665, 384760, 538664, 596378, 673330, 769520, 1077328, 1192756, 1346660, 1490945, 2087323, 2385512, 2693320, 2981890, 4174646, 4771024, 5386640, 5963780, 8349292, 10436615, 11927560, 16698584, 20873230, 23855120, 33397168, 41746460, 83492920, 166985840]

約数ペア:

[(1, 166985840), (2, 83492920), (4, 41746460), (5, 33397168), (7, 23855120), (8, 20873230), (10, 16698584), (14, 11927560), (16, 10436615), (20, 8349292), (28, 5963780), (31, 5386640), (35, 4771024), (40, 4174646), (56, 2981890), (62, 2693320), (70, 2385512), (80, 2087323), (112, 1490945), (124, 1346660), (140, 1192756), (155, 1077328), (217, 769520), (248, 673330), (280, 596378), (310, 538664), (434, 384760), (496, 336665), (560, 298189), (620, 269332), (868, 192380), (1085, 153904), (1240, 134666), (1736, 96190), (2170, 76952), (2480, 67333), (3472, 48095), (4340, 38476), (8680, 19238), (9619, 17360)]