256242528

素因数分解:

$2^5\times 3^5\times {\mathrm{31}}^1\times {\mathrm{1063}}^1$

素因数の和:1119

約数の個数: 144

約数和(自身を含む): 780788736

約数和(自身を除く): 524546208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 72, 81, 93, 96, 108, 124, 144, 162, 186, 216, 243, 248, 279, 288, 324, 372, 432, 486, 496, 558, 648, 744, 837, 864, 972, 992, 1063, 1116, 1296, 1488, 1674, 1944, 2126, 2232, 2511, 2592, 2976, 3189, 3348, 3888, 4252, 4464, 5022, 6378, 6696, 7533, 7776, 8504, 8928, 9567, 10044, 12756, 13392, 15066, 17008, 19134, 20088, 25512, 26784, 28701, 30132, 32953, 34016, 38268, 40176, 51024, 57402, 60264, 65906, 76536, 80352, 86103, 98859, 102048, 114804, 120528, 131812, 153072, 172206, 197718, 229608, 241056, 258309, 263624, 296577, 306144, 344412, 395436, 459216, 516618, 527248, 593154, 688824, 790872, 889731, 918432, 1033236, 1054496, 1186308, 1377648, 1581744, 1779462, 2066472, 2372616, 2669193, 2755296, 3163488, 3558924, 4132944, 4745232, 5338386, 7117848, 8007579, 8265888, 9490464, 10676772, 14235696, 16015158, 21353544, 28471392, 32030316, 42707088, 64060632, 85414176, 128121264, 256242528]

約数ペア:

[(1, 256242528), (2, 128121264), (3, 85414176), (4, 64060632), (6, 42707088), (8, 32030316), (9, 28471392), (12, 21353544), (16, 16015158), (18, 14235696), (24, 10676772), (27, 9490464), (31, 8265888), (32, 8007579), (36, 7117848), (48, 5338386), (54, 4745232), (62, 4132944), (72, 3558924), (81, 3163488), (93, 2755296), (96, 2669193), (108, 2372616), (124, 2066472), (144, 1779462), (162, 1581744), (186, 1377648), (216, 1186308), (243, 1054496), (248, 1033236), (279, 918432), (288, 889731), (324, 790872), (372, 688824), (432, 593154), (486, 527248), (496, 516618), (558, 459216), (648, 395436), (744, 344412), (837, 306144), (864, 296577), (972, 263624), (992, 258309), (1063, 241056), (1116, 229608), (1296, 197718), (1488, 172206), (1674, 153072), (1944, 131812), (2126, 120528), (2232, 114804), (2511, 102048), (2592, 98859), (2976, 86103), (3189, 80352), (3348, 76536), (3888, 65906), (4252, 60264), (4464, 57402), (5022, 51024), (6378, 40176), (6696, 38268), (7533, 34016), (7776, 32953), (8504, 30132), (8928, 28701), (9567, 26784), (10044, 25512), (12756, 20088), (13392, 19134), (15066, 17008)]