644747520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8837}}^1$

素因数の和:8880

約数の個数: 144

約数和(自身を含む): 2167784640

約数和(自身を除く): 1523037120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 768, 912, 960, 1140, 1216, 1280, 1520, 1824, 1920, 2280, 2432, 3040, 3648, 3840, 4560, 4864, 6080, 7296, 8837, 9120, 12160, 14592, 17674, 18240, 24320, 26511, 35348, 36480, 44185, 53022, 70696, 72960, 88370, 106044, 132555, 141392, 167903, 176740, 212088, 265110, 282784, 335806, 353480, 424176, 503709, 530220, 565568, 671612, 706960, 839515, 848352, 1007418, 1060440, 1131136, 1343224, 1413920, 1679030, 1696704, 2014836, 2120880, 2262272, 2518545, 2686448, 2827840, 3358060, 3393408, 4029672, 4241760, 5037090, 5372896, 5655680, 6716120, 6786816, 8059344, 8483520, 10074180, 10745792, 11311360, 13432240, 16118688, 16967040, 20148360, 21491584, 26864480, 32237376, 33934080, 40296720, 42983168, 53728960, 64474752, 80593440, 107457920, 128949504, 161186880, 214915840, 322373760, 644747520]

約数ペア:

[(1, 644747520), (2, 322373760), (3, 214915840), (4, 161186880), (5, 128949504), (6, 107457920), (8, 80593440), (10, 64474752), (12, 53728960), (15, 42983168), (16, 40296720), (19, 33934080), (20, 32237376), (24, 26864480), (30, 21491584), (32, 20148360), (38, 16967040), (40, 16118688), (48, 13432240), (57, 11311360), (60, 10745792), (64, 10074180), (76, 8483520), (80, 8059344), (95, 6786816), (96, 6716120), (114, 5655680), (120, 5372896), (128, 5037090), (152, 4241760), (160, 4029672), (190, 3393408), (192, 3358060), (228, 2827840), (240, 2686448), (256, 2518545), (285, 2262272), (304, 2120880), (320, 2014836), (380, 1696704), (384, 1679030), (456, 1413920), (480, 1343224), (570, 1131136), (608, 1060440), (640, 1007418), (760, 848352), (768, 839515), (912, 706960), (960, 671612), (1140, 565568), (1216, 530220), (1280, 503709), (1520, 424176), (1824, 353480), (1920, 335806), (2280, 282784), (2432, 265110), (3040, 212088), (3648, 176740), (3840, 167903), (4560, 141392), (4864, 132555), (6080, 106044), (7296, 88370), (8837, 72960), (9120, 70696), (12160, 53022), (14592, 44185), (17674, 36480), (18240, 35348), (24320, 26511)]