123238400

素因数分解:

$2^{11}\times 5^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:144

約数の個数: 144

約数和(自身を含む): 319901400

約数和(自身を除く): 196663000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 64, 80, 83, 100, 116, 128, 145, 160, 166, 200, 232, 256, 290, 320, 332, 400, 415, 464, 512, 580, 640, 664, 725, 800, 830, 928, 1024, 1160, 1280, 1328, 1450, 1600, 1660, 1856, 2048, 2075, 2320, 2407, 2560, 2656, 2900, 3200, 3320, 3712, 4150, 4640, 4814, 5120, 5312, 5800, 6400, 6640, 7424, 8300, 9280, 9628, 10240, 10624, 11600, 12035, 12800, 13280, 14848, 16600, 18560, 19256, 21248, 23200, 24070, 25600, 26560, 29696, 33200, 37120, 38512, 42496, 46400, 48140, 51200, 53120, 59392, 60175, 66400, 74240, 77024, 84992, 92800, 96280, 106240, 120350, 132800, 148480, 154048, 169984, 185600, 192560, 212480, 240700, 265600, 296960, 308096, 371200, 385120, 424960, 481400, 531200, 616192, 742400, 770240, 849920, 962800, 1062400, 1232384, 1484800, 1540480, 1925600, 2124800, 2464768, 3080960, 3851200, 4249600, 4929536, 6161920, 7702400, 12323840, 15404800, 24647680, 30809600, 61619200, 123238400]

約数ペア:

[(1, 123238400), (2, 61619200), (4, 30809600), (5, 24647680), (8, 15404800), (10, 12323840), (16, 7702400), (20, 6161920), (25, 4929536), (29, 4249600), (32, 3851200), (40, 3080960), (50, 2464768), (58, 2124800), (64, 1925600), (80, 1540480), (83, 1484800), (100, 1232384), (116, 1062400), (128, 962800), (145, 849920), (160, 770240), (166, 742400), (200, 616192), (232, 531200), (256, 481400), (290, 424960), (320, 385120), (332, 371200), (400, 308096), (415, 296960), (464, 265600), (512, 240700), (580, 212480), (640, 192560), (664, 185600), (725, 169984), (800, 154048), (830, 148480), (928, 132800), (1024, 120350), (1160, 106240), (1280, 96280), (1328, 92800), (1450, 84992), (1600, 77024), (1660, 74240), (1856, 66400), (2048, 60175), (2075, 59392), (2320, 53120), (2407, 51200), (2560, 48140), (2656, 46400), (2900, 42496), (3200, 38512), (3320, 37120), (3712, 33200), (4150, 29696), (4640, 26560), (4814, 25600), (5120, 24070), (5312, 23200), (5800, 21248), (6400, 19256), (6640, 18560), (7424, 16600), (8300, 14848), (9280, 13280), (9628, 12800), (10240, 12035), (10624, 11600)]