243711960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{647}}^1$

素因数の和:777

約数の個数: 128

約数和(自身を含む): 759559680

約数和(自身を除く): 515847720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 73, 86, 120, 129, 146, 172, 215, 219, 258, 292, 344, 365, 430, 438, 516, 584, 645, 647, 730, 860, 876, 1032, 1095, 1290, 1294, 1460, 1720, 1752, 1941, 2190, 2580, 2588, 2920, 3139, 3235, 3882, 4380, 5160, 5176, 6278, 6470, 7764, 8760, 9417, 9705, 12556, 12940, 15528, 15695, 18834, 19410, 25112, 25880, 27821, 31390, 37668, 38820, 47085, 47231, 55642, 62780, 75336, 77640, 83463, 94170, 94462, 111284, 125560, 139105, 141693, 166926, 188340, 188924, 222568, 236155, 278210, 283386, 333852, 376680, 377848, 417315, 472310, 556420, 566772, 667704, 708465, 834630, 944620, 1112840, 1133544, 1416930, 1669260, 1889240, 2030933, 2833860, 3338520, 4061866, 5667720, 6092799, 8123732, 10154665, 12185598, 16247464, 20309330, 24371196, 30463995, 40618660, 48742392, 60927990, 81237320, 121855980, 243711960]

約数ペア:

[(1, 243711960), (2, 121855980), (3, 81237320), (4, 60927990), (5, 48742392), (6, 40618660), (8, 30463995), (10, 24371196), (12, 20309330), (15, 16247464), (20, 12185598), (24, 10154665), (30, 8123732), (40, 6092799), (43, 5667720), (60, 4061866), (73, 3338520), (86, 2833860), (120, 2030933), (129, 1889240), (146, 1669260), (172, 1416930), (215, 1133544), (219, 1112840), (258, 944620), (292, 834630), (344, 708465), (365, 667704), (430, 566772), (438, 556420), (516, 472310), (584, 417315), (645, 377848), (647, 376680), (730, 333852), (860, 283386), (876, 278210), (1032, 236155), (1095, 222568), (1290, 188924), (1294, 188340), (1460, 166926), (1720, 141693), (1752, 139105), (1941, 125560), (2190, 111284), (2580, 94462), (2588, 94170), (2920, 83463), (3139, 77640), (3235, 75336), (3882, 62780), (4380, 55642), (5160, 47231), (5176, 47085), (6278, 38820), (6470, 37668), (7764, 31390), (8760, 27821), (9417, 25880), (9705, 25112), (12556, 19410), (12940, 18834), (15528, 15695)]