290836700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:492

約数の個数: 144

約数和(自身を含む): 796449024

約数和(自身を除く): 505612324

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 107, 110, 140, 154, 175, 214, 220, 275, 308, 350, 353, 385, 428, 535, 550, 700, 706, 749, 770, 1070, 1100, 1177, 1412, 1498, 1540, 1765, 1925, 2140, 2354, 2471, 2675, 2996, 3530, 3745, 3850, 3883, 4708, 4942, 5350, 5885, 7060, 7490, 7700, 7766, 8239, 8825, 9884, 10700, 11770, 12355, 14980, 15532, 16478, 17650, 18725, 19415, 23540, 24710, 27181, 29425, 32956, 35300, 37450, 37771, 38830, 41195, 49420, 54362, 58850, 61775, 74900, 75542, 77660, 82390, 97075, 108724, 117700, 123550, 135905, 151084, 164780, 188855, 194150, 205975, 247100, 264397, 271810, 377710, 388300, 411950, 415481, 528794, 543620, 679525, 755420, 823900, 830962, 944275, 1057588, 1321985, 1359050, 1661924, 1888550, 2077405, 2643970, 2718100, 2908367, 3777100, 4154810, 5287940, 5816734, 6609925, 8309620, 10387025, 11633468, 13219850, 14541835, 20774050, 26439700, 29083670, 41548100, 58167340, 72709175, 145418350, 290836700]

約数ペア:

[(1, 290836700), (2, 145418350), (4, 72709175), (5, 58167340), (7, 41548100), (10, 29083670), (11, 26439700), (14, 20774050), (20, 14541835), (22, 13219850), (25, 11633468), (28, 10387025), (35, 8309620), (44, 6609925), (50, 5816734), (55, 5287940), (70, 4154810), (77, 3777100), (100, 2908367), (107, 2718100), (110, 2643970), (140, 2077405), (154, 1888550), (175, 1661924), (214, 1359050), (220, 1321985), (275, 1057588), (308, 944275), (350, 830962), (353, 823900), (385, 755420), (428, 679525), (535, 543620), (550, 528794), (700, 415481), (706, 411950), (749, 388300), (770, 377710), (1070, 271810), (1100, 264397), (1177, 247100), (1412, 205975), (1498, 194150), (1540, 188855), (1765, 164780), (1925, 151084), (2140, 135905), (2354, 123550), (2471, 117700), (2675, 108724), (2996, 97075), (3530, 82390), (3745, 77660), (3850, 75542), (3883, 74900), (4708, 61775), (4942, 58850), (5350, 54362), (5885, 49420), (7060, 41195), (7490, 38830), (7700, 37771), (7766, 37450), (8239, 35300), (8825, 32956), (9884, 29425), (10700, 27181), (11770, 24710), (12355, 23540), (14980, 19415), (15532, 18725), (16478, 17650)]