1229800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:83

約数の個数: 96

約数和(自身を含む): 3437280

約数和(自身を除く): 2207480

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 25, 26, 40, 43, 44, 50, 52, 55, 65, 86, 88, 100, 104, 110, 130, 143, 172, 200, 215, 220, 260, 275, 286, 325, 344, 430, 440, 473, 520, 550, 559, 572, 650, 715, 860, 946, 1075, 1100, 1118, 1144, 1300, 1430, 1720, 1892, 2150, 2200, 2236, 2365, 2600, 2795, 2860, 3575, 3784, 4300, 4472, 4730, 5590, 5720, 6149, 7150, 8600, 9460, 11180, 11825, 12298, 13975, 14300, 18920, 22360, 23650, 24596, 27950, 28600, 30745, 47300, 49192, 55900, 61490, 94600, 111800, 122980, 153725, 245960, 307450, 614900, 1229800]

約数ペア:

[(1, 1229800), (2, 614900), (4, 307450), (5, 245960), (8, 153725), (10, 122980), (11, 111800), (13, 94600), (20, 61490), (22, 55900), (25, 49192), (26, 47300), (40, 30745), (43, 28600), (44, 27950), (50, 24596), (52, 23650), (55, 22360), (65, 18920), (86, 14300), (88, 13975), (100, 12298), (104, 11825), (110, 11180), (130, 9460), (143, 8600), (172, 7150), (200, 6149), (215, 5720), (220, 5590), (260, 4730), (275, 4472), (286, 4300), (325, 3784), (344, 3575), (430, 2860), (440, 2795), (473, 2600), (520, 2365), (550, 2236), (559, 2200), (572, 2150), (650, 1892), (715, 1720), (860, 1430), (946, 1300), (1075, 1144), (1100, 1118)]