199931520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1031}}^1$

素因数の和:1154

約数の個数: 128

約数和(自身を含む): 644215680

約数和(自身を除く): 444284160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 101, 120, 128, 160, 192, 202, 240, 303, 320, 384, 404, 480, 505, 606, 640, 808, 960, 1010, 1031, 1212, 1515, 1616, 1920, 2020, 2062, 2424, 3030, 3093, 3232, 4040, 4124, 4848, 5155, 6060, 6186, 6464, 8080, 8248, 9696, 10310, 12120, 12372, 12928, 15465, 16160, 16496, 19392, 20620, 24240, 24744, 30930, 32320, 32992, 38784, 41240, 48480, 49488, 61860, 64640, 65984, 82480, 96960, 98976, 104131, 123720, 131968, 164960, 193920, 197952, 208262, 247440, 312393, 329920, 395904, 416524, 494880, 520655, 624786, 659840, 833048, 989760, 1041310, 1249572, 1561965, 1666096, 1979520, 2082620, 2499144, 3123930, 3332192, 4165240, 4998288, 6247860, 6664384, 8330480, 9996576, 12495720, 13328768, 16660960, 19993152, 24991440, 33321920, 39986304, 49982880, 66643840, 99965760, 199931520]

約数ペア:

[(1, 199931520), (2, 99965760), (3, 66643840), (4, 49982880), (5, 39986304), (6, 33321920), (8, 24991440), (10, 19993152), (12, 16660960), (15, 13328768), (16, 12495720), (20, 9996576), (24, 8330480), (30, 6664384), (32, 6247860), (40, 4998288), (48, 4165240), (60, 3332192), (64, 3123930), (80, 2499144), (96, 2082620), (101, 1979520), (120, 1666096), (128, 1561965), (160, 1249572), (192, 1041310), (202, 989760), (240, 833048), (303, 659840), (320, 624786), (384, 520655), (404, 494880), (480, 416524), (505, 395904), (606, 329920), (640, 312393), (808, 247440), (960, 208262), (1010, 197952), (1031, 193920), (1212, 164960), (1515, 131968), (1616, 123720), (1920, 104131), (2020, 98976), (2062, 96960), (2424, 82480), (3030, 65984), (3093, 64640), (3232, 61860), (4040, 49488), (4124, 48480), (4848, 41240), (5155, 38784), (6060, 32992), (6186, 32320), (6464, 30930), (8080, 24744), (8248, 24240), (9696, 20620), (10310, 19392), (12120, 16496), (12372, 16160), (12928, 15465)]