4980279420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{131129}}^1$

素因数の和:131355

約数の個数: 72

約数和(自身を含む): 15178559760

約数和(自身を除く): 10198280340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 211, 422, 633, 844, 1055, 1266, 1899, 2110, 2532, 3165, 3798, 4220, 6330, 7596, 9495, 12660, 18990, 37980, 131129, 262258, 393387, 524516, 655645, 786774, 1180161, 1311290, 1573548, 1966935, 2360322, 2622580, 3933870, 4720644, 5900805, 7867740, 11801610, 23603220, 27668219, 55336438, 83004657, 110672876, 138341095, 166009314, 249013971, 276682190, 332018628, 415023285, 498027942, 553364380, 830046570, 996055884, 1245069855, 1660093140, 2490139710, 4980279420]

約数ペア:

[(1, 4980279420), (2, 2490139710), (3, 1660093140), (4, 1245069855), (5, 996055884), (6, 830046570), (9, 553364380), (10, 498027942), (12, 415023285), (15, 332018628), (18, 276682190), (20, 249013971), (30, 166009314), (36, 138341095), (45, 110672876), (60, 83004657), (90, 55336438), (180, 27668219), (211, 23603220), (422, 11801610), (633, 7867740), (844, 5900805), (1055, 4720644), (1266, 3933870), (1899, 2622580), (2110, 2360322), (2532, 1966935), (3165, 1573548), (3798, 1311290), (4220, 1180161), (6330, 786774), (7596, 655645), (9495, 524516), (12660, 393387), (18990, 262258), (37980, 131129)]