72776745

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1669}}^1$

素因数の和:1719

約数の個数: 64

約数和(自身を含む): 144288000

約数和(自身を除く): 71511255

約数列:

[1, 3, 5, 9, 15, 17, 19, 27, 45, 51, 57, 85, 95, 135, 153, 171, 255, 285, 323, 459, 513, 765, 855, 969, 1615, 1669, 2295, 2565, 2907, 4845, 5007, 8345, 8721, 14535, 15021, 25035, 28373, 31711, 43605, 45063, 75105, 85119, 95133, 141865, 158555, 225315, 255357, 285399, 425595, 475665, 539087, 766071, 856197, 1276785, 1426995, 1617261, 2695435, 3830355, 4280985, 4851783, 8086305, 14555349, 24258915, 72776745]

約数ペア:

[(1, 72776745), (3, 24258915), (5, 14555349), (9, 8086305), (15, 4851783), (17, 4280985), (19, 3830355), (27, 2695435), (45, 1617261), (51, 1426995), (57, 1276785), (85, 856197), (95, 766071), (135, 539087), (153, 475665), (171, 425595), (255, 285399), (285, 255357), (323, 225315), (459, 158555), (513, 141865), (765, 95133), (855, 85119), (969, 75105), (1615, 45063), (1669, 43605), (2295, 31711), (2565, 28373), (2907, 25035), (4845, 15021), (5007, 14535), (8345, 8721)]