215408256

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{631}}^1$

素因数の和:782

約数の個数: 128

約数和(自身を含む): 660111360

約数和(自身を除く): 444703104

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 127, 128, 168, 192, 224, 254, 336, 381, 384, 448, 508, 631, 672, 762, 889, 896, 1016, 1262, 1344, 1524, 1778, 1893, 2032, 2524, 2667, 2688, 3048, 3556, 3786, 4064, 4417, 5048, 5334, 6096, 7112, 7572, 8128, 8834, 10096, 10668, 12192, 13251, 14224, 15144, 16256, 17668, 20192, 21336, 24384, 26502, 28448, 30288, 35336, 40384, 42672, 48768, 53004, 56896, 60576, 70672, 80137, 80768, 85344, 106008, 113792, 121152, 141344, 160274, 170688, 212016, 240411, 242304, 282688, 320548, 341376, 424032, 480822, 560959, 565376, 641096, 848064, 961644, 1121918, 1282192, 1682877, 1696128, 1923288, 2243836, 2564384, 3365754, 3846576, 4487672, 5128768, 6731508, 7693152, 8975344, 10257536, 13463016, 15386304, 17950688, 26926032, 30772608, 35901376, 53852064, 71802752, 107704128, 215408256]

約数ペア:

[(1, 215408256), (2, 107704128), (3, 71802752), (4, 53852064), (6, 35901376), (7, 30772608), (8, 26926032), (12, 17950688), (14, 15386304), (16, 13463016), (21, 10257536), (24, 8975344), (28, 7693152), (32, 6731508), (42, 5128768), (48, 4487672), (56, 3846576), (64, 3365754), (84, 2564384), (96, 2243836), (112, 1923288), (127, 1696128), (128, 1682877), (168, 1282192), (192, 1121918), (224, 961644), (254, 848064), (336, 641096), (381, 565376), (384, 560959), (448, 480822), (508, 424032), (631, 341376), (672, 320548), (762, 282688), (889, 242304), (896, 240411), (1016, 212016), (1262, 170688), (1344, 160274), (1524, 141344), (1778, 121152), (1893, 113792), (2032, 106008), (2524, 85344), (2667, 80768), (2688, 80137), (3048, 70672), (3556, 60576), (3786, 56896), (4064, 53004), (4417, 48768), (5048, 42672), (5334, 40384), (6096, 35336), (7112, 30288), (7572, 28448), (8128, 26502), (8834, 24384), (10096, 21336), (10668, 20192), (12192, 17668), (13251, 16256), (14224, 15144)]