20168766900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{476803}}^1$

素因数の和:476870

約数の個数: 108

約数和(自身を含む): 64563076032

約数和(自身を除く): 44394309132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 47, 50, 60, 75, 90, 94, 100, 141, 150, 180, 188, 225, 235, 282, 300, 423, 450, 470, 564, 705, 846, 900, 940, 1175, 1410, 1692, 2115, 2350, 2820, 3525, 4230, 4700, 7050, 8460, 10575, 14100, 21150, 42300, 476803, 953606, 1430409, 1907212, 2384015, 2860818, 4291227, 4768030, 5721636, 7152045, 8582454, 9536060, 11920075, 14304090, 17164908, 21456135, 22409741, 23840150, 28608180, 35760225, 42912270, 44819482, 47680300, 67229223, 71520450, 85824540, 89638964, 107280675, 112048705, 134458446, 143040900, 201687669, 214561350, 224097410, 268916892, 336146115, 403375338, 429122700, 448194820, 560243525, 672292230, 806750676, 1008438345, 1120487050, 1344584460, 1680730575, 2016876690, 2240974100, 3361461150, 4033753380, 5042191725, 6722922300, 10084383450, 20168766900]

約数ペア:

[(1, 20168766900), (2, 10084383450), (3, 6722922300), (4, 5042191725), (5, 4033753380), (6, 3361461150), (9, 2240974100), (10, 2016876690), (12, 1680730575), (15, 1344584460), (18, 1120487050), (20, 1008438345), (25, 806750676), (30, 672292230), (36, 560243525), (45, 448194820), (47, 429122700), (50, 403375338), (60, 336146115), (75, 268916892), (90, 224097410), (94, 214561350), (100, 201687669), (141, 143040900), (150, 134458446), (180, 112048705), (188, 107280675), (225, 89638964), (235, 85824540), (282, 71520450), (300, 67229223), (423, 47680300), (450, 44819482), (470, 42912270), (564, 35760225), (705, 28608180), (846, 23840150), (900, 22409741), (940, 21456135), (1175, 17164908), (1410, 14304090), (1692, 11920075), (2115, 9536060), (2350, 8582454), (2820, 7152045), (3525, 5721636), (4230, 4768030), (4700, 4291227), (7050, 2860818), (8460, 2384015), (10575, 1907212), (14100, 1430409), (21150, 953606), (42300, 476803)]