203498940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{617}}^1$

素因数の和:891

約数の個数: 96

約数和(自身を含む): 598026240

約数和(自身を除く): 394527300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 239, 276, 345, 460, 478, 617, 690, 717, 956, 1195, 1234, 1380, 1434, 1851, 2390, 2468, 2868, 3085, 3585, 3702, 4780, 5497, 6170, 7170, 7404, 9255, 10994, 12340, 14191, 14340, 16491, 18510, 21988, 27485, 28382, 32982, 37020, 42573, 54970, 56764, 65964, 70955, 82455, 85146, 109940, 141910, 147463, 164910, 170292, 212865, 283820, 294926, 329820, 425730, 442389, 589852, 737315, 851460, 884778, 1474630, 1769556, 2211945, 2949260, 3391649, 4423890, 6783298, 8847780, 10174947, 13566596, 16958245, 20349894, 33916490, 40699788, 50874735, 67832980, 101749470, 203498940]

約数ペア:

[(1, 203498940), (2, 101749470), (3, 67832980), (4, 50874735), (5, 40699788), (6, 33916490), (10, 20349894), (12, 16958245), (15, 13566596), (20, 10174947), (23, 8847780), (30, 6783298), (46, 4423890), (60, 3391649), (69, 2949260), (92, 2211945), (115, 1769556), (138, 1474630), (230, 884778), (239, 851460), (276, 737315), (345, 589852), (460, 442389), (478, 425730), (617, 329820), (690, 294926), (717, 283820), (956, 212865), (1195, 170292), (1234, 164910), (1380, 147463), (1434, 141910), (1851, 109940), (2390, 85146), (2468, 82455), (2868, 70955), (3085, 65964), (3585, 56764), (3702, 54970), (4780, 42573), (5497, 37020), (6170, 32982), (7170, 28382), (7404, 27485), (9255, 21988), (10994, 18510), (12340, 16491), (14191, 14340)]