157758720

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{5869}}^1$

素因数の和:5900

約数の個数: 144

約数和(自身を含む): 575917440

約数和(自身を除く): 418158720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 5869, 6720, 8960, 11738, 13440, 17607, 23476, 26880, 29345, 35214, 41083, 46952, 58690, 70428, 82166, 88035, 93904, 117380, 123249, 140856, 164332, 176070, 187808, 205415, 234760, 246498, 281712, 328664, 352140, 375616, 410830, 469520, 492996, 563424, 616245, 657328, 704280, 751232, 821660, 939040, 985992, 1126848, 1232490, 1314656, 1408560, 1502464, 1643320, 1878080, 1971984, 2253696, 2464980, 2629312, 2817120, 3286640, 3756160, 3943968, 4507392, 4929960, 5258624, 5634240, 6573280, 7512320, 7887936, 9859920, 10517248, 11268480, 13146560, 15775872, 19719840, 22536960, 26293120, 31551744, 39439680, 52586240, 78879360, 157758720]

約数ペア:

[(1, 157758720), (2, 78879360), (3, 52586240), (4, 39439680), (5, 31551744), (6, 26293120), (7, 22536960), (8, 19719840), (10, 15775872), (12, 13146560), (14, 11268480), (15, 10517248), (16, 9859920), (20, 7887936), (21, 7512320), (24, 6573280), (28, 5634240), (30, 5258624), (32, 4929960), (35, 4507392), (40, 3943968), (42, 3756160), (48, 3286640), (56, 2817120), (60, 2629312), (64, 2464980), (70, 2253696), (80, 1971984), (84, 1878080), (96, 1643320), (105, 1502464), (112, 1408560), (120, 1314656), (128, 1232490), (140, 1126848), (160, 985992), (168, 939040), (192, 821660), (210, 751232), (224, 704280), (240, 657328), (256, 616245), (280, 563424), (320, 492996), (336, 469520), (384, 410830), (420, 375616), (448, 352140), (480, 328664), (560, 281712), (640, 246498), (672, 234760), (768, 205415), (840, 187808), (896, 176070), (960, 164332), (1120, 140856), (1280, 123249), (1344, 117380), (1680, 93904), (1792, 88035), (1920, 82166), (2240, 70428), (2688, 58690), (3360, 46952), (3840, 41083), (4480, 35214), (5376, 29345), (5869, 26880), (6720, 23476), (8960, 17607), (11738, 13440)]