78713040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{46853}}^1$

素因数の和:46876

約数の個数: 80

約数和(自身を含む): 278875008

約数和(自身を除く): 200161968

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 46853, 93706, 140559, 187412, 234265, 281118, 327971, 374824, 468530, 562236, 655942, 702795, 749648, 937060, 983913, 1124472, 1311884, 1405590, 1639855, 1874120, 1967826, 2248944, 2623768, 2811180, 3279710, 3748240, 3935652, 4919565, 5247536, 5622360, 6559420, 7871304, 9839130, 11244720, 13118840, 15742608, 19678260, 26237680, 39356520, 78713040]

約数ペア:

[(1, 78713040), (2, 39356520), (3, 26237680), (4, 19678260), (5, 15742608), (6, 13118840), (7, 11244720), (8, 9839130), (10, 7871304), (12, 6559420), (14, 5622360), (15, 5247536), (16, 4919565), (20, 3935652), (21, 3748240), (24, 3279710), (28, 2811180), (30, 2623768), (35, 2248944), (40, 1967826), (42, 1874120), (48, 1639855), (56, 1405590), (60, 1311884), (70, 1124472), (80, 983913), (84, 937060), (105, 749648), (112, 702795), (120, 655942), (140, 562236), (168, 468530), (210, 374824), (240, 327971), (280, 281118), (336, 234265), (420, 187412), (560, 140559), (840, 93706), (1680, 46853)]