About the Number

129737640

129737639 ← → 129737641

2進数表記:111101110111010001110101000

漢数字表記:一億二千九百七十三万七千六百四十

素因数分解:

2 3 × 3 1 × 5 1 × 53 1 × 20399 1

素因数の和:20466
約数の個数: 64
約数和(自身を含む): 396576000
約数和(自身を除く): 266838360

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 159, 212, 265, 318, 424, 530, 636, 795, 1060, 1272, 1590, 2120, 3180, 6360, 20399, 40798, 61197, 81596, 101995, 122394, 163192, 203990, 244788, 305985, 407980, 489576, 611970, 815960, 1081147, 1223940, 2162294, 2447880, 3243441, 4324588, 5405735, 6486882, 8649176, 10811470, 12973764, 16217205, 21622940, 25947528, 32434410, 43245880, 64868820, 129737640]

約数ペア:
[(1, 129737640), (2, 64868820), (3, 43245880), (4, 32434410), (5, 25947528), (6, 21622940), (8, 16217205), (10, 12973764), (12, 10811470), (15, 8649176), (20, 6486882), (24, 5405735), (30, 4324588), (40, 3243441), (53, 2447880), (60, 2162294), (106, 1223940), (120, 1081147), (159, 815960), (212, 611970), (265, 489576), (318, 407980), (424, 305985), (530, 244788), (636, 203990), (795, 163192), (1060, 122394), (1272, 101995), (1590, 81596), (2120, 61197), (3180, 40798), (6360, 20399)]

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