28354229120

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{13729}}^1$

素因数の和:14216

約数の個数: 128

約数和(自身を含む): 77641502400

約数和(自身を除く): 49287273280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 461, 560, 640, 896, 922, 1120, 1844, 2240, 2305, 3227, 3688, 4480, 4610, 6454, 7376, 9220, 12908, 13729, 14752, 16135, 18440, 25816, 27458, 29504, 32270, 36880, 51632, 54916, 59008, 64540, 68645, 73760, 96103, 103264, 109832, 129080, 137290, 147520, 192206, 206528, 219664, 258160, 274580, 295040, 384412, 413056, 439328, 480515, 516320, 549160, 768824, 878656, 961030, 1032640, 1098320, 1537648, 1757312, 1922060, 2065280, 2196640, 3075296, 3844120, 4393280, 6150592, 6329069, 7688240, 8786560, 12301184, 12658138, 15376480, 25316276, 30752960, 31645345, 44303483, 50632552, 61505920, 63290690, 88606966, 101265104, 126581380, 177213932, 202530208, 221517415, 253162760, 354427864, 405060416, 443034830, 506325520, 708855728, 810120832, 886069660, 1012651040, 1417711456, 1772139320, 2025302080, 2835422912, 3544278640, 4050604160, 5670845824, 7088557280, 14177114560, 28354229120]

約数ペア:

[(1, 28354229120), (2, 14177114560), (4, 7088557280), (5, 5670845824), (7, 4050604160), (8, 3544278640), (10, 2835422912), (14, 2025302080), (16, 1772139320), (20, 1417711456), (28, 1012651040), (32, 886069660), (35, 810120832), (40, 708855728), (56, 506325520), (64, 443034830), (70, 405060416), (80, 354427864), (112, 253162760), (128, 221517415), (140, 202530208), (160, 177213932), (224, 126581380), (280, 101265104), (320, 88606966), (448, 63290690), (461, 61505920), (560, 50632552), (640, 44303483), (896, 31645345), (922, 30752960), (1120, 25316276), (1844, 15376480), (2240, 12658138), (2305, 12301184), (3227, 8786560), (3688, 7688240), (4480, 6329069), (4610, 6150592), (6454, 4393280), (7376, 3844120), (9220, 3075296), (12908, 2196640), (13729, 2065280), (14752, 1922060), (16135, 1757312), (18440, 1537648), (25816, 1098320), (27458, 1032640), (29504, 961030), (32270, 878656), (36880, 768824), (51632, 549160), (54916, 516320), (59008, 480515), (64540, 439328), (68645, 413056), (73760, 384412), (96103, 295040), (103264, 274580), (109832, 258160), (129080, 219664), (137290, 206528), (147520, 192206)]