About the Number

1321128672

1321128671 ← → 1321128673

2進数表記:1001110101111101101001011100000

漢数字表記:十三億二千百十二万八千六百七十二

素因数分解:

2 5 × 3 1 × 19 1 × 724303 1

素因数の和:724335
約数の個数: 48
約数和(自身を含む): 3650492160
約数和(自身を除く): 2329363488

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 456, 608, 912, 1824, 724303, 1448606, 2172909, 2897212, 4345818, 5794424, 8691636, 11588848, 13761757, 17383272, 23177696, 27523514, 34766544, 41285271, 55047028, 69533088, 82570542, 110094056, 165141084, 220188112, 330282168, 440376224, 660564336, 1321128672]

約数ペア:
[(1, 1321128672), (2, 660564336), (3, 440376224), (4, 330282168), (6, 220188112), (8, 165141084), (12, 110094056), (16, 82570542), (19, 69533088), (24, 55047028), (32, 41285271), (38, 34766544), (48, 27523514), (57, 23177696), (76, 17383272), (96, 13761757), (114, 11588848), (152, 8691636), (228, 5794424), (304, 4345818), (456, 2897212), (608, 2172909), (912, 1448606), (1824, 724303)]

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