318487920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{9547}}^1$

素因数の和:9702

約数の個数: 80

約数和(自身を含む): 994519680

約数和(自身を除く): 676031760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2224, 2780, 3336, 4170, 5560, 6672, 8340, 9547, 11120, 16680, 19094, 28641, 33360, 38188, 47735, 57282, 76376, 95470, 114564, 143205, 152752, 190940, 229128, 286410, 381880, 458256, 572820, 763760, 1145640, 1327033, 2291280, 2654066, 3981099, 5308132, 6635165, 7962198, 10616264, 13270330, 15924396, 19905495, 21232528, 26540660, 31848792, 39810990, 53081320, 63697584, 79621980, 106162640, 159243960, 318487920]

約数ペア:

[(1, 318487920), (2, 159243960), (3, 106162640), (4, 79621980), (5, 63697584), (6, 53081320), (8, 39810990), (10, 31848792), (12, 26540660), (15, 21232528), (16, 19905495), (20, 15924396), (24, 13270330), (30, 10616264), (40, 7962198), (48, 6635165), (60, 5308132), (80, 3981099), (120, 2654066), (139, 2291280), (240, 1327033), (278, 1145640), (417, 763760), (556, 572820), (695, 458256), (834, 381880), (1112, 286410), (1390, 229128), (1668, 190940), (2085, 152752), (2224, 143205), (2780, 114564), (3336, 95470), (4170, 76376), (5560, 57282), (6672, 47735), (8340, 38188), (9547, 33360), (11120, 28641), (16680, 19094)]