1330779100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{12109}}^1$

素因数の和:12287

約数の個数: 72

約数和(自身を含む): 3321627680

約数和(自身を除く): 1990848580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 157, 175, 314, 350, 628, 700, 785, 1099, 1570, 2198, 3140, 3925, 4396, 5495, 7850, 10990, 12109, 15700, 21980, 24218, 27475, 48436, 54950, 60545, 84763, 109900, 121090, 169526, 242180, 302725, 339052, 423815, 605450, 847630, 1210900, 1695260, 1901113, 2119075, 3802226, 4238150, 7604452, 8476300, 9505565, 13307791, 19011130, 26615582, 38022260, 47527825, 53231164, 66538955, 95055650, 133077910, 190111300, 266155820, 332694775, 665389550, 1330779100]

約数ペア:

[(1, 1330779100), (2, 665389550), (4, 332694775), (5, 266155820), (7, 190111300), (10, 133077910), (14, 95055650), (20, 66538955), (25, 53231164), (28, 47527825), (35, 38022260), (50, 26615582), (70, 19011130), (100, 13307791), (140, 9505565), (157, 8476300), (175, 7604452), (314, 4238150), (350, 3802226), (628, 2119075), (700, 1901113), (785, 1695260), (1099, 1210900), (1570, 847630), (2198, 605450), (3140, 423815), (3925, 339052), (4396, 302725), (5495, 242180), (7850, 169526), (10990, 121090), (12109, 109900), (15700, 84763), (21980, 60545), (24218, 54950), (27475, 48436)]