2489617900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{881}}^1$

素因数の和:1280

約数の個数: 144

約数和(自身を含む): 6761567232

約数和(自身を除く): 4271949332

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 367, 385, 550, 700, 734, 770, 881, 1100, 1468, 1540, 1762, 1835, 1925, 2569, 3524, 3670, 3850, 4037, 4405, 5138, 6167, 7340, 7700, 8074, 8810, 9175, 9691, 10276, 12334, 12845, 16148, 17620, 18350, 19382, 20185, 22025, 24668, 25690, 28259, 30835, 36700, 38764, 40370, 44050, 48455, 51380, 56518, 61670, 64225, 67837, 80740, 88100, 96910, 100925, 113036, 123340, 128450, 135674, 141295, 154175, 193820, 201850, 242275, 256900, 271348, 282590, 308350, 323327, 339185, 403700, 484550, 565180, 616700, 646654, 678370, 706475, 969100, 1293308, 1356740, 1412950, 1616635, 1695925, 2263289, 2825900, 3233270, 3391850, 3556597, 4526578, 6466540, 6783700, 7113194, 8083175, 9053156, 11316445, 14226388, 16166350, 17782985, 22632890, 24896179, 32332700, 35565970, 45265780, 49792358, 56582225, 71131940, 88914925, 99584716, 113164450, 124480895, 177829850, 226328900, 248961790, 355659700, 497923580, 622404475, 1244808950, 2489617900]

約数ペア:

[(1, 2489617900), (2, 1244808950), (4, 622404475), (5, 497923580), (7, 355659700), (10, 248961790), (11, 226328900), (14, 177829850), (20, 124480895), (22, 113164450), (25, 99584716), (28, 88914925), (35, 71131940), (44, 56582225), (50, 49792358), (55, 45265780), (70, 35565970), (77, 32332700), (100, 24896179), (110, 22632890), (140, 17782985), (154, 16166350), (175, 14226388), (220, 11316445), (275, 9053156), (308, 8083175), (350, 7113194), (367, 6783700), (385, 6466540), (550, 4526578), (700, 3556597), (734, 3391850), (770, 3233270), (881, 2825900), (1100, 2263289), (1468, 1695925), (1540, 1616635), (1762, 1412950), (1835, 1356740), (1925, 1293308), (2569, 969100), (3524, 706475), (3670, 678370), (3850, 646654), (4037, 616700), (4405, 565180), (5138, 484550), (6167, 403700), (7340, 339185), (7700, 323327), (8074, 308350), (8810, 282590), (9175, 271348), (9691, 256900), (10276, 242275), (12334, 201850), (12845, 193820), (16148, 154175), (17620, 141295), (18350, 135674), (19382, 128450), (20185, 123340), (22025, 113036), (24668, 100925), (25690, 96910), (28259, 88100), (30835, 80740), (36700, 67837), (38764, 64225), (40370, 61670), (44050, 56518), (48455, 51380)]