64949520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15919}}^1$

素因数の和:15952

約数の個数: 80

約数和(自身を含む): 213200640

約数和(自身を除く): 148251120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 15919, 31838, 47757, 63676, 79595, 95514, 127352, 159190, 191028, 238785, 254704, 270623, 318380, 382056, 477570, 541246, 636760, 764112, 811869, 955140, 1082492, 1273520, 1353115, 1623738, 1910280, 2164984, 2706230, 3247476, 3820560, 4059345, 4329968, 5412460, 6494952, 8118690, 10824920, 12989904, 16237380, 21649840, 32474760, 64949520]

約数ペア:

[(1, 64949520), (2, 32474760), (3, 21649840), (4, 16237380), (5, 12989904), (6, 10824920), (8, 8118690), (10, 6494952), (12, 5412460), (15, 4329968), (16, 4059345), (17, 3820560), (20, 3247476), (24, 2706230), (30, 2164984), (34, 1910280), (40, 1623738), (48, 1353115), (51, 1273520), (60, 1082492), (68, 955140), (80, 811869), (85, 764112), (102, 636760), (120, 541246), (136, 477570), (170, 382056), (204, 318380), (240, 270623), (255, 254704), (272, 238785), (340, 191028), (408, 159190), (510, 127352), (680, 95514), (816, 79595), (1020, 63676), (1360, 47757), (2040, 31838), (4080, 15919)]