1438845840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{1998397}}^1$

素因数の和:1998416

約数の個数: 60

約数和(自身を含む): 4832126364

約数和(自身を除く): 3393280524

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 1998397, 3996794, 5995191, 7993588, 9991985, 11990382, 15987176, 17985573, 19983970, 23980764, 29975955, 31974352, 35971146, 39967940, 47961528, 59951910, 71942292, 79935880, 89927865, 95923056, 119903820, 143884584, 159871760, 179855730, 239807640, 287769168, 359711460, 479615280, 719422920, 1438845840]

約数ペア:

[(1, 1438845840), (2, 719422920), (3, 479615280), (4, 359711460), (5, 287769168), (6, 239807640), (8, 179855730), (9, 159871760), (10, 143884584), (12, 119903820), (15, 95923056), (16, 89927865), (18, 79935880), (20, 71942292), (24, 59951910), (30, 47961528), (36, 39967940), (40, 35971146), (45, 31974352), (48, 29975955), (60, 23980764), (72, 19983970), (80, 17985573), (90, 15987176), (120, 11990382), (144, 9991985), (180, 7993588), (240, 5995191), (360, 3996794), (720, 1998397)]