About the Number

220428288

220428287 ← → 220428289

2進数表記:1101001000110111100000000000

漢数字表記:二億二千四十二万八千二百八十八

素因数分解:

2 11 × 3 2 × 11959 1

素因数の和:11987
約数の個数: 72
約数和(自身を含む): 636690600
約数和(自身を除く): 416262312

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1024, 1152, 1536, 2048, 2304, 3072, 4608, 6144, 9216, 11959, 18432, 23918, 35877, 47836, 71754, 95672, 107631, 143508, 191344, 215262, 287016, 382688, 430524, 574032, 765376, 861048, 1148064, 1530752, 1722096, 2296128, 3061504, 3444192, 4592256, 6123008, 6888384, 9184512, 12246016, 13776768, 18369024, 24492032, 27553536, 36738048, 55107072, 73476096, 110214144, 220428288]

約数ペア:
[(1, 220428288), (2, 110214144), (3, 73476096), (4, 55107072), (6, 36738048), (8, 27553536), (9, 24492032), (12, 18369024), (16, 13776768), (18, 12246016), (24, 9184512), (32, 6888384), (36, 6123008), (48, 4592256), (64, 3444192), (72, 3061504), (96, 2296128), (128, 1722096), (144, 1530752), (192, 1148064), (256, 861048), (288, 765376), (384, 574032), (512, 430524), (576, 382688), (768, 287016), (1024, 215262), (1152, 191344), (1536, 143508), (2048, 107631), (2304, 95672), (3072, 71754), (4608, 47836), (6144, 35877), (9216, 23918), (11959, 18432)]

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