77711880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:343

約数の個数: 128

約数和(自身を含む): 244425600

約数和(自身を除く): 166713720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 137, 145, 163, 174, 232, 274, 290, 326, 348, 411, 435, 489, 548, 580, 652, 685, 696, 815, 822, 870, 978, 1096, 1160, 1304, 1370, 1630, 1644, 1740, 1956, 2055, 2445, 2740, 3260, 3288, 3480, 3912, 3973, 4110, 4727, 4890, 5480, 6520, 7946, 8220, 9454, 9780, 11919, 14181, 15892, 16440, 18908, 19560, 19865, 22331, 23635, 23838, 28362, 31784, 37816, 39730, 44662, 47270, 47676, 56724, 59595, 66993, 70905, 79460, 89324, 94540, 95352, 111655, 113448, 119190, 133986, 141810, 158920, 178648, 189080, 223310, 238380, 267972, 283620, 334965, 446620, 476760, 535944, 567240, 647599, 669930, 893240, 1295198, 1339860, 1942797, 2590396, 2679720, 3237995, 3885594, 5180792, 6475990, 7771188, 9713985, 12951980, 15542376, 19427970, 25903960, 38855940, 77711880]

約数ペア:

[(1, 77711880), (2, 38855940), (3, 25903960), (4, 19427970), (5, 15542376), (6, 12951980), (8, 9713985), (10, 7771188), (12, 6475990), (15, 5180792), (20, 3885594), (24, 3237995), (29, 2679720), (30, 2590396), (40, 1942797), (58, 1339860), (60, 1295198), (87, 893240), (116, 669930), (120, 647599), (137, 567240), (145, 535944), (163, 476760), (174, 446620), (232, 334965), (274, 283620), (290, 267972), (326, 238380), (348, 223310), (411, 189080), (435, 178648), (489, 158920), (548, 141810), (580, 133986), (652, 119190), (685, 113448), (696, 111655), (815, 95352), (822, 94540), (870, 89324), (978, 79460), (1096, 70905), (1160, 66993), (1304, 59595), (1370, 56724), (1630, 47676), (1644, 47270), (1740, 44662), (1956, 39730), (2055, 37816), (2445, 31784), (2740, 28362), (3260, 23838), (3288, 23635), (3480, 22331), (3912, 19865), (3973, 19560), (4110, 18908), (4727, 16440), (4890, 15892), (5480, 14181), (6520, 11919), (7946, 9780), (8220, 9454)]