210820980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^2\times {\mathrm{563}}^1$

素因数の和:733

約数の個数: 72

約数和(自身を含む): 598927392

約数和(自身を除く): 388106412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 563, 790, 948, 1126, 1185, 1580, 1689, 2252, 2370, 2815, 3378, 4740, 5630, 6241, 6756, 8445, 11260, 12482, 16890, 18723, 24964, 31205, 33780, 37446, 44477, 62410, 74892, 88954, 93615, 124820, 133431, 177908, 187230, 222385, 266862, 374460, 444770, 533724, 667155, 889540, 1334310, 2668620, 3513683, 7027366, 10541049, 14054732, 17568415, 21082098, 35136830, 42164196, 52705245, 70273660, 105410490, 210820980]

約数ペア:

[(1, 210820980), (2, 105410490), (3, 70273660), (4, 52705245), (5, 42164196), (6, 35136830), (10, 21082098), (12, 17568415), (15, 14054732), (20, 10541049), (30, 7027366), (60, 3513683), (79, 2668620), (158, 1334310), (237, 889540), (316, 667155), (395, 533724), (474, 444770), (563, 374460), (790, 266862), (948, 222385), (1126, 187230), (1185, 177908), (1580, 133431), (1689, 124820), (2252, 93615), (2370, 88954), (2815, 74892), (3378, 62410), (4740, 44477), (5630, 37446), (6241, 33780), (6756, 31205), (8445, 24964), (11260, 18723), (12482, 16890)]