256023432

素因数分解:

$2^3\times 3^2\times 7^4\times {\mathrm{1481}}^1$

素因数の和:1521

約数の個数: 120

約数和(自身を含む): 809460990

約数和(自身を除く): 553437558

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 343, 392, 441, 504, 588, 686, 882, 1029, 1176, 1372, 1481, 1764, 2058, 2401, 2744, 2962, 3087, 3528, 4116, 4443, 4802, 5924, 6174, 7203, 8232, 8886, 9604, 10367, 11848, 12348, 13329, 14406, 17772, 19208, 20734, 21609, 24696, 26658, 28812, 31101, 35544, 41468, 43218, 53316, 57624, 62202, 72569, 82936, 86436, 93303, 106632, 124404, 145138, 172872, 186606, 217707, 248808, 290276, 373212, 435414, 507983, 580552, 653121, 746424, 870828, 1015966, 1306242, 1523949, 1741656, 2031932, 2612484, 3047898, 3555881, 4063864, 4571847, 5224968, 6095796, 7111762, 9143694, 10667643, 12191592, 14223524, 18287388, 21335286, 28447048, 32002929, 36574776, 42670572, 64005858, 85341144, 128011716, 256023432]

約数ペア:

[(1, 256023432), (2, 128011716), (3, 85341144), (4, 64005858), (6, 42670572), (7, 36574776), (8, 32002929), (9, 28447048), (12, 21335286), (14, 18287388), (18, 14223524), (21, 12191592), (24, 10667643), (28, 9143694), (36, 7111762), (42, 6095796), (49, 5224968), (56, 4571847), (63, 4063864), (72, 3555881), (84, 3047898), (98, 2612484), (126, 2031932), (147, 1741656), (168, 1523949), (196, 1306242), (252, 1015966), (294, 870828), (343, 746424), (392, 653121), (441, 580552), (504, 507983), (588, 435414), (686, 373212), (882, 290276), (1029, 248808), (1176, 217707), (1372, 186606), (1481, 172872), (1764, 145138), (2058, 124404), (2401, 106632), (2744, 93303), (2962, 86436), (3087, 82936), (3528, 72569), (4116, 62202), (4443, 57624), (4802, 53316), (5924, 43218), (6174, 41468), (7203, 35544), (8232, 31101), (8886, 28812), (9604, 26658), (10367, 24696), (11848, 21609), (12348, 20734), (13329, 19208), (14406, 17772)]