128633880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{229}}^1$

素因数の和:425

約数の個数: 128

約数和(自身を含む): 402739200

約数和(自身を除く): 274105320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 151, 155, 186, 229, 248, 302, 310, 372, 453, 458, 465, 604, 620, 687, 744, 755, 906, 916, 930, 1145, 1208, 1240, 1374, 1510, 1812, 1832, 1860, 2265, 2290, 2748, 3020, 3435, 3624, 3720, 4530, 4580, 4681, 5496, 6040, 6870, 7099, 9060, 9160, 9362, 13740, 14043, 14198, 18120, 18724, 21297, 23405, 27480, 28086, 28396, 34579, 35495, 37448, 42594, 46810, 56172, 56792, 69158, 70215, 70990, 85188, 93620, 103737, 106485, 112344, 138316, 140430, 141980, 170376, 172895, 187240, 207474, 212970, 276632, 280860, 283960, 345790, 414948, 425940, 518685, 561720, 691580, 829896, 851880, 1037370, 1071949, 1383160, 2074740, 2143898, 3215847, 4149480, 4287796, 5359745, 6431694, 8575592, 10719490, 12863388, 16079235, 21438980, 25726776, 32158470, 42877960, 64316940, 128633880]

約数ペア:

[(1, 128633880), (2, 64316940), (3, 42877960), (4, 32158470), (5, 25726776), (6, 21438980), (8, 16079235), (10, 12863388), (12, 10719490), (15, 8575592), (20, 6431694), (24, 5359745), (30, 4287796), (31, 4149480), (40, 3215847), (60, 2143898), (62, 2074740), (93, 1383160), (120, 1071949), (124, 1037370), (151, 851880), (155, 829896), (186, 691580), (229, 561720), (248, 518685), (302, 425940), (310, 414948), (372, 345790), (453, 283960), (458, 280860), (465, 276632), (604, 212970), (620, 207474), (687, 187240), (744, 172895), (755, 170376), (906, 141980), (916, 140430), (930, 138316), (1145, 112344), (1208, 106485), (1240, 103737), (1374, 93620), (1510, 85188), (1812, 70990), (1832, 70215), (1860, 69158), (2265, 56792), (2290, 56172), (2748, 46810), (3020, 42594), (3435, 37448), (3624, 35495), (3720, 34579), (4530, 28396), (4580, 28086), (4681, 27480), (5496, 23405), (6040, 21297), (6870, 18724), (7099, 18120), (9060, 14198), (9160, 14043), (9362, 13740)]