1687655340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1339409}}^1$

素因数の和:1339431

約数の個数: 72

約数和(自身を含む): 5850542880

約数和(自身を除く): 4162887540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 1339409, 2678818, 4018227, 5357636, 6697045, 8036454, 9375863, 12054681, 13394090, 16072908, 18751726, 20091135, 24109362, 26788180, 28127589, 37503452, 40182270, 46879315, 48218724, 56255178, 60273405, 80364540, 84382767, 93758630, 112510356, 120546810, 140637945, 168765534, 187517260, 241093620, 281275890, 337531068, 421913835, 562551780, 843827670, 1687655340]

約数ペア:

[(1, 1687655340), (2, 843827670), (3, 562551780), (4, 421913835), (5, 337531068), (6, 281275890), (7, 241093620), (9, 187517260), (10, 168765534), (12, 140637945), (14, 120546810), (15, 112510356), (18, 93758630), (20, 84382767), (21, 80364540), (28, 60273405), (30, 56255178), (35, 48218724), (36, 46879315), (42, 40182270), (45, 37503452), (60, 28127589), (63, 26788180), (70, 24109362), (84, 20091135), (90, 18751726), (105, 16072908), (126, 13394090), (140, 12054681), (180, 9375863), (210, 8036454), (252, 6697045), (315, 5357636), (420, 4018227), (630, 2678818), (1260, 1339409)]