72255232

素因数分解:

$2^8\times 7^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:745

約数の個数: 72

約数和(自身を含む): 167787872

約数和(自身を除く): 95532640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 128, 224, 244, 256, 427, 448, 488, 661, 854, 896, 976, 1322, 1708, 1792, 1952, 2644, 3416, 3904, 4627, 5288, 6832, 7808, 9254, 10576, 13664, 15616, 18508, 21152, 27328, 37016, 40321, 42304, 54656, 74032, 80642, 84608, 109312, 148064, 161284, 169216, 282247, 296128, 322568, 564494, 592256, 645136, 1128988, 1184512, 1290272, 2257976, 2580544, 4515952, 5161088, 9031904, 10322176, 18063808, 36127616, 72255232]

約数ペア:

[(1, 72255232), (2, 36127616), (4, 18063808), (7, 10322176), (8, 9031904), (14, 5161088), (16, 4515952), (28, 2580544), (32, 2257976), (56, 1290272), (61, 1184512), (64, 1128988), (112, 645136), (122, 592256), (128, 564494), (224, 322568), (244, 296128), (256, 282247), (427, 169216), (448, 161284), (488, 148064), (661, 109312), (854, 84608), (896, 80642), (976, 74032), (1322, 54656), (1708, 42304), (1792, 40321), (1952, 37016), (2644, 27328), (3416, 21152), (3904, 18508), (4627, 15616), (5288, 13664), (6832, 10576), (7808, 9254)]