216054890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1\times {\mathrm{617}}^1$

素因数の和:759

約数の個数: 48

約数和(自身を含む): 415347912

約数和(自身を除く): 199293022

約数列:

[1, 2, 5, 10, 19, 38, 95, 97, 190, 194, 361, 485, 617, 722, 970, 1234, 1805, 1843, 3085, 3610, 3686, 6170, 9215, 11723, 18430, 23446, 35017, 58615, 59849, 70034, 117230, 119698, 175085, 222737, 299245, 350170, 445474, 598490, 1113685, 1137131, 2227370, 2274262, 5685655, 11371310, 21605489, 43210978, 108027445, 216054890]

約数ペア:

[(1, 216054890), (2, 108027445), (5, 43210978), (10, 21605489), (19, 11371310), (38, 5685655), (95, 2274262), (97, 2227370), (190, 1137131), (194, 1113685), (361, 598490), (485, 445474), (617, 350170), (722, 299245), (970, 222737), (1234, 175085), (1805, 119698), (1843, 117230), (3085, 70034), (3610, 59849), (3686, 58615), (6170, 35017), (9215, 23446), (11723, 18430)]