90878340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{30911}}^1$

素因数の和:30937

約数の個数: 72

約数和(自身を含む): 296013312

約数和(自身を除く): 205134972

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 30911, 61822, 92733, 123644, 154555, 185466, 216377, 309110, 370932, 432754, 463665, 618220, 649131, 865508, 927330, 1081885, 1298262, 1514639, 1854660, 2163770, 2596524, 3029278, 3245655, 4327540, 4543917, 6058556, 6491310, 7573195, 9087834, 12982620, 15146390, 18175668, 22719585, 30292780, 45439170, 90878340]

約数ペア:

[(1, 90878340), (2, 45439170), (3, 30292780), (4, 22719585), (5, 18175668), (6, 15146390), (7, 12982620), (10, 9087834), (12, 7573195), (14, 6491310), (15, 6058556), (20, 4543917), (21, 4327540), (28, 3245655), (30, 3029278), (35, 2596524), (42, 2163770), (49, 1854660), (60, 1514639), (70, 1298262), (84, 1081885), (98, 927330), (105, 865508), (140, 649131), (147, 618220), (196, 463665), (210, 432754), (245, 370932), (294, 309110), (420, 216377), (490, 185466), (588, 154555), (735, 123644), (980, 92733), (1470, 61822), (2940, 30911)]