164787657720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{196175783}}^1$

素因数の和:196175804

約数の個数: 64

約数和(自身を含む): 564986257920

約数和(自身を除く): 400198600200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 196175783, 392351566, 588527349, 784703132, 980878915, 1177054698, 1373230481, 1569406264, 1961757830, 2354109396, 2746460962, 2942636745, 3923515660, 4119691443, 4708218792, 5492921924, 5885273490, 6866152405, 7847031320, 8239382886, 10985843848, 11770546980, 13732304810, 16478765772, 20598457215, 23541093960, 27464609620, 32957531544, 41196914430, 54929219240, 82393828860, 164787657720]

約数ペア:

[(1, 164787657720), (2, 82393828860), (3, 54929219240), (4, 41196914430), (5, 32957531544), (6, 27464609620), (7, 23541093960), (8, 20598457215), (10, 16478765772), (12, 13732304810), (14, 11770546980), (15, 10985843848), (20, 8239382886), (21, 7847031320), (24, 6866152405), (28, 5885273490), (30, 5492921924), (35, 4708218792), (40, 4119691443), (42, 3923515660), (56, 2942636745), (60, 2746460962), (70, 2354109396), (84, 1961757830), (105, 1569406264), (120, 1373230481), (140, 1177054698), (168, 980878915), (210, 784703132), (280, 588527349), (420, 392351566), (840, 196175783)]