About the Number

172123728

172123727 ← → 172123729

2進数表記:1010010000100110011001010000

漢数字表記:一億七千二百十二万三千七百二十八

素因数分解:

2 4 × 3 1 × 7 1 × 229 1 × 2237 1

素因数の和:2484
約数の個数: 80
約数和(自身を含む): 510622080
約数和(自身を除く): 338498352

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 229, 336, 458, 687, 916, 1374, 1603, 1832, 2237, 2748, 3206, 3664, 4474, 4809, 5496, 6412, 6711, 8948, 9618, 10992, 12824, 13422, 15659, 17896, 19236, 25648, 26844, 31318, 35792, 38472, 46977, 53688, 62636, 76944, 93954, 107376, 125272, 187908, 250544, 375816, 512273, 751632, 1024546, 1536819, 2049092, 3073638, 3585911, 4098184, 6147276, 7171822, 8196368, 10757733, 12294552, 14343644, 21515466, 24589104, 28687288, 43030932, 57374576, 86061864, 172123728]

約数ペア:
[(1, 172123728), (2, 86061864), (3, 57374576), (4, 43030932), (6, 28687288), (7, 24589104), (8, 21515466), (12, 14343644), (14, 12294552), (16, 10757733), (21, 8196368), (24, 7171822), (28, 6147276), (42, 4098184), (48, 3585911), (56, 3073638), (84, 2049092), (112, 1536819), (168, 1024546), (229, 751632), (336, 512273), (458, 375816), (687, 250544), (916, 187908), (1374, 125272), (1603, 107376), (1832, 93954), (2237, 76944), (2748, 62636), (3206, 53688), (3664, 46977), (4474, 38472), (4809, 35792), (5496, 31318), (6412, 26844), (6711, 25648), (8948, 19236), (9618, 17896), (10992, 15659), (12824, 13422)]

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