78144920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{16417}}^1$

素因数の和:16452

約数の個数: 64

約数和(自身を含む): 212777280

約数和(自身を除く): 134632360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 16417, 32834, 65668, 82085, 114919, 131336, 164170, 229838, 279089, 328340, 459676, 558178, 574595, 656680, 919352, 1116356, 1149190, 1395445, 1953623, 2232712, 2298380, 2790890, 3907246, 4596760, 5581780, 7814492, 9768115, 11163560, 15628984, 19536230, 39072460, 78144920]

約数ペア:

[(1, 78144920), (2, 39072460), (4, 19536230), (5, 15628984), (7, 11163560), (8, 9768115), (10, 7814492), (14, 5581780), (17, 4596760), (20, 3907246), (28, 2790890), (34, 2298380), (35, 2232712), (40, 1953623), (56, 1395445), (68, 1149190), (70, 1116356), (85, 919352), (119, 656680), (136, 574595), (140, 558178), (170, 459676), (238, 328340), (280, 279089), (340, 229838), (476, 164170), (595, 131336), (680, 114919), (952, 82085), (1190, 65668), (2380, 32834), (4760, 16417)]