2251500720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{1340179}}^1$

素因数の和:1340202

約数の個数: 80

約数和(自身を含む): 7976751360

約数和(自身を除く): 5725250640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 1340179, 2680358, 4020537, 5360716, 6700895, 8041074, 9381253, 10721432, 13401790, 16082148, 18762506, 20102685, 21442864, 26803580, 28143759, 32164296, 37525012, 40205370, 46906265, 53607160, 56287518, 64328592, 75050024, 80410740, 93812530, 107214320, 112575036, 140718795, 150100048, 160821480, 187625060, 225150072, 281437590, 321642960, 375250120, 450300144, 562875180, 750500240, 1125750360, 2251500720]

約数ペア:

[(1, 2251500720), (2, 1125750360), (3, 750500240), (4, 562875180), (5, 450300144), (6, 375250120), (7, 321642960), (8, 281437590), (10, 225150072), (12, 187625060), (14, 160821480), (15, 150100048), (16, 140718795), (20, 112575036), (21, 107214320), (24, 93812530), (28, 80410740), (30, 75050024), (35, 64328592), (40, 56287518), (42, 53607160), (48, 46906265), (56, 40205370), (60, 37525012), (70, 32164296), (80, 28143759), (84, 26803580), (105, 21442864), (112, 20102685), (120, 18762506), (140, 16082148), (168, 13401790), (210, 10721432), (240, 9381253), (280, 8041074), (336, 6700895), (420, 5360716), (560, 4020537), (840, 2680358), (1680, 1340179)]