21651732160

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1\times {\mathrm{2347}}^1$

素因数の和:2718

約数の個数: 112

約数和(自身を含む): 52215312384

約数和(自身を除く): 30563580224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 160, 227, 254, 320, 454, 508, 635, 908, 1016, 1135, 1270, 1816, 2032, 2270, 2347, 2540, 3632, 4064, 4540, 4694, 5080, 7264, 8128, 9080, 9388, 10160, 11735, 14528, 18160, 18776, 20320, 23470, 28829, 36320, 37552, 40640, 46940, 57658, 72640, 75104, 93880, 115316, 144145, 150208, 187760, 230632, 288290, 298069, 375520, 461264, 532769, 576580, 596138, 751040, 922528, 1065538, 1153160, 1192276, 1490345, 1845056, 2131076, 2306320, 2384552, 2663845, 2980690, 4262152, 4612640, 4769104, 5327690, 5961380, 8524304, 9225280, 9538208, 10655380, 11922760, 17048608, 19076416, 21310760, 23845520, 34097216, 42621520, 47691040, 67661663, 85243040, 95382080, 135323326, 170486080, 270646652, 338308315, 541293304, 676616630, 1082586608, 1353233260, 2165173216, 2706466520, 4330346432, 5412933040, 10825866080, 21651732160]

約数ペア:

[(1, 21651732160), (2, 10825866080), (4, 5412933040), (5, 4330346432), (8, 2706466520), (10, 2165173216), (16, 1353233260), (20, 1082586608), (32, 676616630), (40, 541293304), (64, 338308315), (80, 270646652), (127, 170486080), (160, 135323326), (227, 95382080), (254, 85243040), (320, 67661663), (454, 47691040), (508, 42621520), (635, 34097216), (908, 23845520), (1016, 21310760), (1135, 19076416), (1270, 17048608), (1816, 11922760), (2032, 10655380), (2270, 9538208), (2347, 9225280), (2540, 8524304), (3632, 5961380), (4064, 5327690), (4540, 4769104), (4694, 4612640), (5080, 4262152), (7264, 2980690), (8128, 2663845), (9080, 2384552), (9388, 2306320), (10160, 2131076), (11735, 1845056), (14528, 1490345), (18160, 1192276), (18776, 1153160), (20320, 1065538), (23470, 922528), (28829, 751040), (36320, 596138), (37552, 576580), (40640, 532769), (46940, 461264), (57658, 375520), (72640, 298069), (75104, 288290), (93880, 230632), (115316, 187760), (144145, 150208)]