261640512

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{64891}}^1$

素因数の和:64916

約数の個数: 84

約数和(自身を含む): 857093536

約数和(自身を除く): 595453024

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 144, 168, 192, 224, 252, 288, 336, 448, 504, 576, 672, 1008, 1344, 2016, 4032, 64891, 129782, 194673, 259564, 389346, 454237, 519128, 584019, 778692, 908474, 1038256, 1168038, 1362711, 1557384, 1816948, 2076512, 2336076, 2725422, 3114768, 3633896, 4088133, 4153024, 4672152, 5450844, 6229536, 7267792, 8176266, 9344304, 10901688, 12459072, 14535584, 16352532, 18688608, 21803376, 29071168, 32705064, 37377216, 43606752, 65410128, 87213504, 130820256, 261640512]

約数ペア:

[(1, 261640512), (2, 130820256), (3, 87213504), (4, 65410128), (6, 43606752), (7, 37377216), (8, 32705064), (9, 29071168), (12, 21803376), (14, 18688608), (16, 16352532), (18, 14535584), (21, 12459072), (24, 10901688), (28, 9344304), (32, 8176266), (36, 7267792), (42, 6229536), (48, 5450844), (56, 4672152), (63, 4153024), (64, 4088133), (72, 3633896), (84, 3114768), (96, 2725422), (112, 2336076), (126, 2076512), (144, 1816948), (168, 1557384), (192, 1362711), (224, 1168038), (252, 1038256), (288, 908474), (336, 778692), (448, 584019), (504, 519128), (576, 454237), (672, 389346), (1008, 259564), (1344, 194673), (2016, 129782), (4032, 64891)]