81073800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{617}}^1$

素因数の和:712

約数の個数: 144

約数和(自身を含む): 276449940

約数和(自身を除く): 195376140

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 73, 75, 90, 100, 120, 146, 150, 180, 200, 219, 225, 292, 300, 360, 365, 438, 450, 584, 600, 617, 657, 730, 876, 900, 1095, 1234, 1314, 1460, 1752, 1800, 1825, 1851, 2190, 2468, 2628, 2920, 3085, 3285, 3650, 3702, 4380, 4936, 5256, 5475, 5553, 6170, 6570, 7300, 7404, 8760, 9255, 10950, 11106, 12340, 13140, 14600, 14808, 15425, 16425, 18510, 21900, 22212, 24680, 26280, 27765, 30850, 32850, 37020, 43800, 44424, 45041, 46275, 55530, 61700, 65700, 74040, 90082, 92550, 111060, 123400, 131400, 135123, 138825, 180164, 185100, 222120, 225205, 270246, 277650, 360328, 370200, 405369, 450410, 540492, 555300, 675615, 810738, 900820, 1080984, 1110600, 1126025, 1351230, 1621476, 1801640, 2026845, 2252050, 2702460, 3242952, 3378075, 4053690, 4504100, 5404920, 6756150, 8107380, 9008200, 10134225, 13512300, 16214760, 20268450, 27024600, 40536900, 81073800]

約数ペア:

[(1, 81073800), (2, 40536900), (3, 27024600), (4, 20268450), (5, 16214760), (6, 13512300), (8, 10134225), (9, 9008200), (10, 8107380), (12, 6756150), (15, 5404920), (18, 4504100), (20, 4053690), (24, 3378075), (25, 3242952), (30, 2702460), (36, 2252050), (40, 2026845), (45, 1801640), (50, 1621476), (60, 1351230), (72, 1126025), (73, 1110600), (75, 1080984), (90, 900820), (100, 810738), (120, 675615), (146, 555300), (150, 540492), (180, 450410), (200, 405369), (219, 370200), (225, 360328), (292, 277650), (300, 270246), (360, 225205), (365, 222120), (438, 185100), (450, 180164), (584, 138825), (600, 135123), (617, 131400), (657, 123400), (730, 111060), (876, 92550), (900, 90082), (1095, 74040), (1234, 65700), (1314, 61700), (1460, 55530), (1752, 46275), (1800, 45041), (1825, 44424), (1851, 43800), (2190, 37020), (2468, 32850), (2628, 30850), (2920, 27765), (3085, 26280), (3285, 24680), (3650, 22212), (3702, 21900), (4380, 18510), (4936, 16425), (5256, 15425), (5475, 14808), (5553, 14600), (6170, 13140), (6570, 12340), (7300, 11106), (7404, 10950), (8760, 9255)]