154940160

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:438

約数の個数: 144

約数和(自身を含む): 499929696

約数和(自身を除く): 344989536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 157, 160, 192, 240, 256, 257, 314, 320, 384, 471, 480, 514, 628, 640, 768, 771, 785, 942, 960, 1028, 1256, 1280, 1285, 1542, 1570, 1884, 1920, 2056, 2355, 2512, 2570, 3084, 3140, 3768, 3840, 3855, 4112, 4710, 5024, 5140, 6168, 6280, 7536, 7710, 8224, 9420, 10048, 10280, 12336, 12560, 15072, 15420, 16448, 18840, 20096, 20560, 24672, 25120, 30144, 30840, 32896, 37680, 40192, 40349, 41120, 49344, 50240, 60288, 61680, 65792, 75360, 80698, 82240, 98688, 100480, 120576, 121047, 123360, 150720, 161396, 164480, 197376, 200960, 201745, 242094, 246720, 301440, 322792, 328960, 403490, 484188, 493440, 602880, 605235, 645584, 806980, 968376, 986880, 1210470, 1291168, 1613960, 1936752, 2420940, 2582336, 3227920, 3873504, 4841880, 5164672, 6455840, 7747008, 9683760, 10329344, 12911680, 15494016, 19367520, 25823360, 30988032, 38735040, 51646720, 77470080, 154940160]

約数ペア:

[(1, 154940160), (2, 77470080), (3, 51646720), (4, 38735040), (5, 30988032), (6, 25823360), (8, 19367520), (10, 15494016), (12, 12911680), (15, 10329344), (16, 9683760), (20, 7747008), (24, 6455840), (30, 5164672), (32, 4841880), (40, 3873504), (48, 3227920), (60, 2582336), (64, 2420940), (80, 1936752), (96, 1613960), (120, 1291168), (128, 1210470), (157, 986880), (160, 968376), (192, 806980), (240, 645584), (256, 605235), (257, 602880), (314, 493440), (320, 484188), (384, 403490), (471, 328960), (480, 322792), (514, 301440), (628, 246720), (640, 242094), (768, 201745), (771, 200960), (785, 197376), (942, 164480), (960, 161396), (1028, 150720), (1256, 123360), (1280, 121047), (1285, 120576), (1542, 100480), (1570, 98688), (1884, 82240), (1920, 80698), (2056, 75360), (2355, 65792), (2512, 61680), (2570, 60288), (3084, 50240), (3140, 49344), (3768, 41120), (3840, 40349), (3855, 40192), (4112, 37680), (4710, 32896), (5024, 30840), (5140, 30144), (6168, 25120), (6280, 24672), (7536, 20560), (7710, 20096), (8224, 18840), (9420, 16448), (10048, 15420), (10280, 15072), (12336, 12560)]