16689780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1046

約数の個数: 96

約数和(自身を含む): 53652480

約数和(自身を除く): 36962700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 135, 155, 180, 186, 270, 279, 310, 372, 465, 540, 558, 620, 837, 930, 997, 1116, 1395, 1674, 1860, 1994, 2790, 2991, 3348, 3988, 4185, 4985, 5580, 5982, 8370, 8973, 9970, 11964, 14955, 16740, 17946, 19940, 26919, 29910, 30907, 35892, 44865, 53838, 59820, 61814, 89730, 92721, 107676, 123628, 134595, 154535, 179460, 185442, 269190, 278163, 309070, 370884, 463605, 538380, 556326, 618140, 834489, 927210, 1112652, 1390815, 1668978, 1854420, 2781630, 3337956, 4172445, 5563260, 8344890, 16689780]

約数ペア:

[(1, 16689780), (2, 8344890), (3, 5563260), (4, 4172445), (5, 3337956), (6, 2781630), (9, 1854420), (10, 1668978), (12, 1390815), (15, 1112652), (18, 927210), (20, 834489), (27, 618140), (30, 556326), (31, 538380), (36, 463605), (45, 370884), (54, 309070), (60, 278163), (62, 269190), (90, 185442), (93, 179460), (108, 154535), (124, 134595), (135, 123628), (155, 107676), (180, 92721), (186, 89730), (270, 61814), (279, 59820), (310, 53838), (372, 44865), (465, 35892), (540, 30907), (558, 29910), (620, 26919), (837, 19940), (930, 17946), (997, 16740), (1116, 14955), (1395, 11964), (1674, 9970), (1860, 8973), (1994, 8370), (2790, 5982), (2991, 5580), (3348, 4985), (3988, 4185)]