128543520

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{571}}^1$

素因数の和:663

約数の個数: 192

約数和(自身を含む): 470486016

約数和(自身を除く): 341942496

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, 67, 70, 80, 84, 96, 105, 112, 120, 134, 140, 160, 168, 201, 210, 224, 240, 268, 280, 335, 336, 402, 420, 469, 480, 536, 560, 571, 670, 672, 804, 840, 938, 1005, 1072, 1120, 1142, 1340, 1407, 1608, 1680, 1713, 1876, 2010, 2144, 2284, 2345, 2680, 2814, 2855, 3216, 3360, 3426, 3752, 3997, 4020, 4568, 4690, 5360, 5628, 5710, 6432, 6852, 7035, 7504, 7994, 8040, 8565, 9136, 9380, 10720, 11256, 11420, 11991, 13704, 14070, 15008, 15988, 16080, 17130, 18272, 18760, 19985, 22512, 22840, 23982, 27408, 28140, 31976, 32160, 34260, 37520, 38257, 39970, 45024, 45680, 47964, 54816, 56280, 59955, 63952, 68520, 75040, 76514, 79940, 91360, 95928, 112560, 114771, 119910, 127904, 137040, 153028, 159880, 191285, 191856, 225120, 229542, 239820, 267799, 274080, 306056, 319760, 382570, 383712, 459084, 479640, 535598, 573855, 612112, 639520, 765140, 803397, 918168, 959280, 1071196, 1147710, 1224224, 1338995, 1530280, 1606794, 1836336, 1918560, 2142392, 2295420, 2677990, 3060560, 3213588, 3672672, 4016985, 4284784, 4590840, 5355980, 6121120, 6427176, 8033970, 8569568, 9181680, 10711960, 12854352, 16067940, 18363360, 21423920, 25708704, 32135880, 42847840, 64271760, 128543520]

約数ペア:

[(1, 128543520), (2, 64271760), (3, 42847840), (4, 32135880), (5, 25708704), (6, 21423920), (7, 18363360), (8, 16067940), (10, 12854352), (12, 10711960), (14, 9181680), (15, 8569568), (16, 8033970), (20, 6427176), (21, 6121120), (24, 5355980), (28, 4590840), (30, 4284784), (32, 4016985), (35, 3672672), (40, 3213588), (42, 3060560), (48, 2677990), (56, 2295420), (60, 2142392), (67, 1918560), (70, 1836336), (80, 1606794), (84, 1530280), (96, 1338995), (105, 1224224), (112, 1147710), (120, 1071196), (134, 959280), (140, 918168), (160, 803397), (168, 765140), (201, 639520), (210, 612112), (224, 573855), (240, 535598), (268, 479640), (280, 459084), (335, 383712), (336, 382570), (402, 319760), (420, 306056), (469, 274080), (480, 267799), (536, 239820), (560, 229542), (571, 225120), (670, 191856), (672, 191285), (804, 159880), (840, 153028), (938, 137040), (1005, 127904), (1072, 119910), (1120, 114771), (1142, 112560), (1340, 95928), (1407, 91360), (1608, 79940), (1680, 76514), (1713, 75040), (1876, 68520), (2010, 63952), (2144, 59955), (2284, 56280), (2345, 54816), (2680, 47964), (2814, 45680), (2855, 45024), (3216, 39970), (3360, 38257), (3426, 37520), (3752, 34260), (3997, 32160), (4020, 31976), (4568, 28140), (4690, 27408), (5360, 23982), (5628, 22840), (5710, 22512), (6432, 19985), (6852, 18760), (7035, 18272), (7504, 17130), (7994, 16080), (8040, 15988), (8565, 15008), (9136, 14070), (9380, 13704), (10720, 11991), (11256, 11420)]