About the Number

1815048144

1815048143 ← → 1815048145

2進数表記:1101100001011110110111111010000

漢数字表記:十八億千五百四万八千百四十四

素因数分解:

2 4 × 3 2 × 7 1 × 13 1 × 138511 1

素因数の和:138545
約数の個数: 120
約数和(自身を含む): 6251877632
約数和(自身を除く): 4436829488

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 104, 112, 117, 126, 144, 156, 168, 182, 208, 234, 252, 273, 312, 336, 364, 468, 504, 546, 624, 728, 819, 936, 1008, 1092, 1456, 1638, 1872, 2184, 3276, 4368, 6552, 13104, 138511, 277022, 415533, 554044, 831066, 969577, 1108088, 1246599, 1662132, 1800643, 1939154, 2216176, 2493198, 2908731, 3324264, 3601286, 3878308, 4986396, 5401929, 5817462, 6648528, 7202572, 7756616, 8726193, 9972792, 10803858, 11634924, 12604501, 14405144, 15513232, 16205787, 17452386, 19945584, 21607716, 23269848, 25209002, 28810288, 32411574, 34904772, 37813503, 43215432, 46539696, 50418004, 64823148, 69809544, 75627006, 86430864, 100836008, 113440509, 129646296, 139619088, 151254012, 201672016, 226881018, 259292592, 302508024, 453762036, 605016048, 907524072, 1815048144]

約数ペア:
[(1, 1815048144), (2, 907524072), (3, 605016048), (4, 453762036), (6, 302508024), (7, 259292592), (8, 226881018), (9, 201672016), (12, 151254012), (13, 139619088), (14, 129646296), (16, 113440509), (18, 100836008), (21, 86430864), (24, 75627006), (26, 69809544), (28, 64823148), (36, 50418004), (39, 46539696), (42, 43215432), (48, 37813503), (52, 34904772), (56, 32411574), (63, 28810288), (72, 25209002), (78, 23269848), (84, 21607716), (91, 19945584), (104, 17452386), (112, 16205787), (117, 15513232), (126, 14405144), (144, 12604501), (156, 11634924), (168, 10803858), (182, 9972792), (208, 8726193), (234, 7756616), (252, 7202572), (273, 6648528), (312, 5817462), (336, 5401929), (364, 4986396), (468, 3878308), (504, 3601286), (546, 3324264), (624, 2908731), (728, 2493198), (819, 2216176), (936, 1939154), (1008, 1800643), (1092, 1662132), (1456, 1246599), (1638, 1108088), (1872, 969577), (2184, 831066), (3276, 554044), (4368, 415533), (6552, 277022), (13104, 138511)]

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