390758340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{132911}}^1$

素因数の和:132937

約数の個数: 72

約数和(自身を含む): 1272765312

約数和(自身を除く): 882006972

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, 132911, 265822, 398733, 531644, 664555, 797466, 930377, 1329110, 1594932, 1860754, 1993665, 2658220, 2791131, 3721508, 3987330, 4651885, 5582262, 6512639, 7974660, 9303770, 11164524, 13025278, 13955655, 18607540, 19537917, 26050556, 27911310, 32563195, 39075834, 55822620, 65126390, 78151668, 97689585, 130252780, 195379170, 390758340]

約数ペア:

[(1, 390758340), (2, 195379170), (3, 130252780), (4, 97689585), (5, 78151668), (6, 65126390), (7, 55822620), (10, 39075834), (12, 32563195), (14, 27911310), (15, 26050556), (20, 19537917), (21, 18607540), (28, 13955655), (30, 13025278), (35, 11164524), (42, 9303770), (49, 7974660), (60, 6512639), (70, 5582262), (84, 4651885), (98, 3987330), (105, 3721508), (140, 2791131), (147, 2658220), (196, 1993665), (210, 1860754), (245, 1594932), (294, 1329110), (420, 930377), (490, 797466), (588, 664555), (735, 531644), (980, 398733), (1470, 265822), (2940, 132911)]