61641780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{7499}}^1$

素因数の和:7648

約数の個数: 48

約数和(自身を含む): 173880000

約数和(自身を除く): 112238220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 1370, 1644, 2055, 2740, 4110, 7499, 8220, 14998, 22497, 29996, 37495, 44994, 74990, 89988, 112485, 149980, 224970, 449940, 1027363, 2054726, 3082089, 4109452, 5136815, 6164178, 10273630, 12328356, 15410445, 20547260, 30820890, 61641780]

約数ペア:

[(1, 61641780), (2, 30820890), (3, 20547260), (4, 15410445), (5, 12328356), (6, 10273630), (10, 6164178), (12, 5136815), (15, 4109452), (20, 3082089), (30, 2054726), (60, 1027363), (137, 449940), (274, 224970), (411, 149980), (548, 112485), (685, 89988), (822, 74990), (1370, 44994), (1644, 37495), (2055, 29996), (2740, 22497), (4110, 14998), (7499, 8220)]