208203520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1223}}^1$

素因数の和:1270

約数の個数: 144

約数和(自身を含む): 600445440

約数和(自身を除く): 392241920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 256, 266, 280, 304, 320, 380, 448, 532, 560, 608, 640, 665, 760, 896, 1064, 1120, 1216, 1223, 1280, 1330, 1520, 1792, 2128, 2240, 2432, 2446, 2660, 3040, 4256, 4480, 4864, 4892, 5320, 6080, 6115, 8512, 8561, 8960, 9784, 10640, 12160, 12230, 17024, 17122, 19568, 21280, 23237, 24320, 24460, 34048, 34244, 39136, 42560, 42805, 46474, 48920, 68488, 78272, 85120, 85610, 92948, 97840, 116185, 136976, 156544, 162659, 170240, 171220, 185896, 195680, 232370, 273952, 313088, 325318, 342440, 371792, 391360, 464740, 547904, 650636, 684880, 743584, 782720, 813295, 929480, 1095808, 1301272, 1369760, 1487168, 1565440, 1626590, 1858960, 2191616, 2602544, 2739520, 2974336, 3253180, 3717920, 5205088, 5479040, 5948672, 6506360, 7435840, 10410176, 10958080, 13012720, 14871680, 20820352, 26025440, 29743360, 41640704, 52050880, 104101760, 208203520]

約数ペア:

[(1, 208203520), (2, 104101760), (4, 52050880), (5, 41640704), (7, 29743360), (8, 26025440), (10, 20820352), (14, 14871680), (16, 13012720), (19, 10958080), (20, 10410176), (28, 7435840), (32, 6506360), (35, 5948672), (38, 5479040), (40, 5205088), (56, 3717920), (64, 3253180), (70, 2974336), (76, 2739520), (80, 2602544), (95, 2191616), (112, 1858960), (128, 1626590), (133, 1565440), (140, 1487168), (152, 1369760), (160, 1301272), (190, 1095808), (224, 929480), (256, 813295), (266, 782720), (280, 743584), (304, 684880), (320, 650636), (380, 547904), (448, 464740), (532, 391360), (560, 371792), (608, 342440), (640, 325318), (665, 313088), (760, 273952), (896, 232370), (1064, 195680), (1120, 185896), (1216, 171220), (1223, 170240), (1280, 162659), (1330, 156544), (1520, 136976), (1792, 116185), (2128, 97840), (2240, 92948), (2432, 85610), (2446, 85120), (2660, 78272), (3040, 68488), (4256, 48920), (4480, 46474), (4864, 42805), (4892, 42560), (5320, 39136), (6080, 34244), (6115, 34048), (8512, 24460), (8561, 24320), (8960, 23237), (9784, 21280), (10640, 19568), (12160, 17122), (12230, 17024)]