18958560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:456

約数の個数: 96

約数和(自身を含む): 60383232

約数和(自身を除く): 41424672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 127, 160, 240, 254, 311, 381, 480, 508, 622, 635, 762, 933, 1016, 1244, 1270, 1524, 1555, 1866, 1905, 2032, 2488, 2540, 3048, 3110, 3732, 3810, 4064, 4665, 4976, 5080, 6096, 6220, 7464, 7620, 9330, 9952, 10160, 12192, 12440, 14928, 15240, 18660, 20320, 24880, 29856, 30480, 37320, 39497, 49760, 60960, 74640, 78994, 118491, 149280, 157988, 197485, 236982, 315976, 394970, 473964, 592455, 631952, 789940, 947928, 1184910, 1263904, 1579880, 1895856, 2369820, 3159760, 3791712, 4739640, 6319520, 9479280, 18958560]

約数ペア:

[(1, 18958560), (2, 9479280), (3, 6319520), (4, 4739640), (5, 3791712), (6, 3159760), (8, 2369820), (10, 1895856), (12, 1579880), (15, 1263904), (16, 1184910), (20, 947928), (24, 789940), (30, 631952), (32, 592455), (40, 473964), (48, 394970), (60, 315976), (80, 236982), (96, 197485), (120, 157988), (127, 149280), (160, 118491), (240, 78994), (254, 74640), (311, 60960), (381, 49760), (480, 39497), (508, 37320), (622, 30480), (635, 29856), (762, 24880), (933, 20320), (1016, 18660), (1244, 15240), (1270, 14928), (1524, 12440), (1555, 12192), (1866, 10160), (1905, 9952), (2032, 9330), (2488, 7620), (2540, 7464), (3048, 6220), (3110, 6096), (3732, 5080), (3810, 4976), (4064, 4665)]