157969920

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1$

素因数の和:400

約数の個数: 160

約数和(自身を含む): 514217088

約数和(自身を除く): 356247168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 67, 80, 96, 120, 128, 134, 160, 192, 201, 240, 256, 268, 307, 320, 335, 384, 402, 480, 512, 536, 614, 640, 670, 768, 804, 921, 960, 1005, 1072, 1228, 1280, 1340, 1535, 1536, 1608, 1842, 1920, 2010, 2144, 2456, 2560, 2680, 3070, 3216, 3684, 3840, 4020, 4288, 4605, 4912, 5360, 6140, 6432, 7368, 7680, 8040, 8576, 9210, 9824, 10720, 12280, 12864, 14736, 16080, 17152, 18420, 19648, 20569, 21440, 24560, 25728, 29472, 32160, 34304, 36840, 39296, 41138, 42880, 49120, 51456, 58944, 61707, 64320, 73680, 78592, 82276, 85760, 98240, 102845, 102912, 117888, 123414, 128640, 147360, 157184, 164552, 171520, 196480, 205690, 235776, 246828, 257280, 294720, 308535, 329104, 392960, 411380, 471552, 493656, 514560, 589440, 617070, 658208, 785920, 822760, 987312, 1178880, 1234140, 1316416, 1645520, 1974624, 2357760, 2468280, 2632832, 3291040, 3949248, 4936560, 5265664, 6582080, 7898496, 9873120, 10531328, 13164160, 15796992, 19746240, 26328320, 31593984, 39492480, 52656640, 78984960, 157969920]

約数ペア:

[(1, 157969920), (2, 78984960), (3, 52656640), (4, 39492480), (5, 31593984), (6, 26328320), (8, 19746240), (10, 15796992), (12, 13164160), (15, 10531328), (16, 9873120), (20, 7898496), (24, 6582080), (30, 5265664), (32, 4936560), (40, 3949248), (48, 3291040), (60, 2632832), (64, 2468280), (67, 2357760), (80, 1974624), (96, 1645520), (120, 1316416), (128, 1234140), (134, 1178880), (160, 987312), (192, 822760), (201, 785920), (240, 658208), (256, 617070), (268, 589440), (307, 514560), (320, 493656), (335, 471552), (384, 411380), (402, 392960), (480, 329104), (512, 308535), (536, 294720), (614, 257280), (640, 246828), (670, 235776), (768, 205690), (804, 196480), (921, 171520), (960, 164552), (1005, 157184), (1072, 147360), (1228, 128640), (1280, 123414), (1340, 117888), (1535, 102912), (1536, 102845), (1608, 98240), (1842, 85760), (1920, 82276), (2010, 78592), (2144, 73680), (2456, 64320), (2560, 61707), (2680, 58944), (3070, 51456), (3216, 49120), (3684, 42880), (3840, 41138), (4020, 39296), (4288, 36840), (4605, 34304), (4912, 32160), (5360, 29472), (6140, 25728), (6432, 24560), (7368, 21440), (7680, 20569), (8040, 19648), (8576, 18420), (9210, 17152), (9824, 16080), (10720, 14736), (12280, 12864)]