208597500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:230

約数の個数: 180

約数和(自身を含む): 673184512

約数和(自身を除く): 464587012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 73, 75, 90, 100, 125, 127, 146, 150, 180, 219, 225, 250, 254, 292, 300, 365, 375, 381, 438, 450, 500, 508, 625, 635, 657, 730, 750, 762, 876, 900, 1095, 1125, 1143, 1250, 1270, 1314, 1460, 1500, 1524, 1825, 1875, 1905, 2190, 2250, 2286, 2500, 2540, 2628, 3175, 3285, 3650, 3750, 3810, 4380, 4500, 4572, 5475, 5625, 5715, 6350, 6570, 7300, 7500, 7620, 9125, 9271, 9525, 10950, 11250, 11430, 12700, 13140, 15875, 16425, 18250, 18542, 19050, 21900, 22500, 22860, 27375, 27813, 28575, 31750, 32850, 36500, 37084, 38100, 45625, 46355, 47625, 54750, 55626, 57150, 63500, 65700, 79375, 82125, 83439, 91250, 92710, 95250, 109500, 111252, 114300, 136875, 139065, 142875, 158750, 164250, 166878, 182500, 185420, 190500, 231775, 238125, 273750, 278130, 285750, 317500, 328500, 333756, 410625, 417195, 463550, 476250, 547500, 556260, 571500, 695325, 714375, 821250, 834390, 927100, 952500, 1158875, 1390650, 1428750, 1642500, 1668780, 2085975, 2317750, 2781300, 2857500, 3476625, 4171950, 4635500, 5794375, 6953250, 8343900, 10429875, 11588750, 13906500, 17383125, 20859750, 23177500, 34766250, 41719500, 52149375, 69532500, 104298750, 208597500]

約数ペア:

[(1, 208597500), (2, 104298750), (3, 69532500), (4, 52149375), (5, 41719500), (6, 34766250), (9, 23177500), (10, 20859750), (12, 17383125), (15, 13906500), (18, 11588750), (20, 10429875), (25, 8343900), (30, 6953250), (36, 5794375), (45, 4635500), (50, 4171950), (60, 3476625), (73, 2857500), (75, 2781300), (90, 2317750), (100, 2085975), (125, 1668780), (127, 1642500), (146, 1428750), (150, 1390650), (180, 1158875), (219, 952500), (225, 927100), (250, 834390), (254, 821250), (292, 714375), (300, 695325), (365, 571500), (375, 556260), (381, 547500), (438, 476250), (450, 463550), (500, 417195), (508, 410625), (625, 333756), (635, 328500), (657, 317500), (730, 285750), (750, 278130), (762, 273750), (876, 238125), (900, 231775), (1095, 190500), (1125, 185420), (1143, 182500), (1250, 166878), (1270, 164250), (1314, 158750), (1460, 142875), (1500, 139065), (1524, 136875), (1825, 114300), (1875, 111252), (1905, 109500), (2190, 95250), (2250, 92710), (2286, 91250), (2500, 83439), (2540, 82125), (2628, 79375), (3175, 65700), (3285, 63500), (3650, 57150), (3750, 55626), (3810, 54750), (4380, 47625), (4500, 46355), (4572, 45625), (5475, 38100), (5625, 37084), (5715, 36500), (6350, 32850), (6570, 31750), (7300, 28575), (7500, 27813), (7620, 27375), (9125, 22860), (9271, 22500), (9525, 21900), (10950, 19050), (11250, 18542), (11430, 18250), (12700, 16425), (13140, 15875)]