8380458540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{560941}}^1$

素因数の和:561039

約数の個数: 72

約数和(自身を含む): 25727043888

約数和(自身を除く): 17346585348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 498, 747, 830, 996, 1245, 1494, 1660, 2490, 2988, 3735, 4980, 7470, 14940, 560941, 1121882, 1682823, 2243764, 2804705, 3365646, 5048469, 5609410, 6731292, 8414115, 10096938, 11218820, 16828230, 20193876, 25242345, 33656460, 46558103, 50484690, 93116206, 100969380, 139674309, 186232412, 232790515, 279348618, 419022927, 465581030, 558697236, 698371545, 838045854, 931162060, 1396743090, 1676091708, 2095114635, 2793486180, 4190229270, 8380458540]

約数ペア:

[(1, 8380458540), (2, 4190229270), (3, 2793486180), (4, 2095114635), (5, 1676091708), (6, 1396743090), (9, 931162060), (10, 838045854), (12, 698371545), (15, 558697236), (18, 465581030), (20, 419022927), (30, 279348618), (36, 232790515), (45, 186232412), (60, 139674309), (83, 100969380), (90, 93116206), (166, 50484690), (180, 46558103), (249, 33656460), (332, 25242345), (415, 20193876), (498, 16828230), (747, 11218820), (830, 10096938), (996, 8414115), (1245, 6731292), (1494, 5609410), (1660, 5048469), (2490, 3365646), (2988, 2804705), (3735, 2243764), (4980, 1682823), (7470, 1121882), (14940, 560941)]