278930630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:461

約数の個数: 64

約数和(自身を含む): 560867328

約数和(自身を除く): 281936698

約数列:

[1, 2, 5, 10, 11, 22, 55, 83, 110, 137, 166, 223, 274, 415, 446, 685, 830, 913, 1115, 1370, 1507, 1826, 2230, 2453, 3014, 4565, 4906, 7535, 9130, 11371, 12265, 15070, 18509, 22742, 24530, 30551, 37018, 56855, 61102, 92545, 113710, 125081, 152755, 185090, 203599, 250162, 305510, 336061, 407198, 625405, 672122, 1017995, 1250810, 1680305, 2035990, 2535733, 3360610, 5071466, 12678665, 25357330, 27893063, 55786126, 139465315, 278930630]

約数ペア:

[(1, 278930630), (2, 139465315), (5, 55786126), (10, 27893063), (11, 25357330), (22, 12678665), (55, 5071466), (83, 3360610), (110, 2535733), (137, 2035990), (166, 1680305), (223, 1250810), (274, 1017995), (415, 672122), (446, 625405), (685, 407198), (830, 336061), (913, 305510), (1115, 250162), (1370, 203599), (1507, 185090), (1826, 152755), (2230, 125081), (2453, 113710), (3014, 92545), (4565, 61102), (4906, 56855), (7535, 37018), (9130, 30551), (11371, 24530), (12265, 22742), (15070, 18509)]