128537820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2311}}^1$

素因数の和:2432

約数の個数: 96

約数和(自身を含む): 403952640

約数和(自身を除く): 275414820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 103, 108, 135, 180, 206, 270, 309, 412, 515, 540, 618, 927, 1030, 1236, 1545, 1854, 2060, 2311, 2781, 3090, 3708, 4622, 4635, 5562, 6180, 6933, 9244, 9270, 11124, 11555, 13866, 13905, 18540, 20799, 23110, 27732, 27810, 34665, 41598, 46220, 55620, 62397, 69330, 83196, 103995, 124794, 138660, 207990, 238033, 249588, 311985, 415980, 476066, 623970, 714099, 952132, 1190165, 1247940, 1428198, 2142297, 2380330, 2856396, 3570495, 4284594, 4760660, 6426891, 7140990, 8569188, 10711485, 12853782, 14281980, 21422970, 25707564, 32134455, 42845940, 64268910, 128537820]

約数ペア:

[(1, 128537820), (2, 64268910), (3, 42845940), (4, 32134455), (5, 25707564), (6, 21422970), (9, 14281980), (10, 12853782), (12, 10711485), (15, 8569188), (18, 7140990), (20, 6426891), (27, 4760660), (30, 4284594), (36, 3570495), (45, 2856396), (54, 2380330), (60, 2142297), (90, 1428198), (103, 1247940), (108, 1190165), (135, 952132), (180, 714099), (206, 623970), (270, 476066), (309, 415980), (412, 311985), (515, 249588), (540, 238033), (618, 207990), (927, 138660), (1030, 124794), (1236, 103995), (1545, 83196), (1854, 69330), (2060, 62397), (2311, 55620), (2781, 46220), (3090, 41598), (3708, 34665), (4622, 27810), (4635, 27732), (5562, 23110), (6180, 20799), (6933, 18540), (9244, 13905), (9270, 13866), (11124, 11555)]